Home / 1,503,406.74-2,255,441.85-438,532.14

Finding the Fourth Proportional to 1,503,406.74, 2,255,441.85 and 438,532.14

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Solution

The fourth proportional to 1,503,406.74, 2,255,441.85 and 438,532.14 is: 657,894.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,406.74 : 2,255,441.85 = 438,532.14 : x
  2. Step 2: Convert to fraction form
    1,503,406.74/2,255,441.85 = 438,532.14/x
  3. Step 3: Cross multiply
    1,503,406.74x = 2,255,441.85 × 438,532.14
  4. Step 4: Simplify right side
    1,503,406.74x = 989,083,741,126.06
  5. Step 5: Solve for x
    x = 989,083,741,126.06/1,503,406.74
  6. Step 6: Final answer
    x = 657,894.98

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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.