Home / 1,503,615.70-2,255,423.55-706,454.20

Finding the Fourth Proportional to 1,503,615.70, 2,255,423.55 and 706,454.20

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Solution

The fourth proportional to 1,503,615.70, 2,255,423.55 and 706,454.20 is: 1,059,681.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,615.70 : 2,255,423.55 = 706,454.20 : x
  2. Step 2: Convert to fraction form
    1,503,615.70/2,255,423.55 = 706,454.20/x
  3. Step 3: Cross multiply
    1,503,615.70x = 2,255,423.55 × 706,454.20
  4. Step 4: Simplify right side
    1,503,615.70x = 1,593,353,439,676.41
  5. Step 5: Solve for x
    x = 1,593,353,439,676.41/1,503,615.70
  6. Step 6: Final answer
    x = 1,059,681.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.