Home / 1,015,748.37-1,401,702.40-556,847.25

Finding the Fourth Proportional to 1,015,748.37, 1,401,702.40 and 556,847.25

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Solution

The fourth proportional to 1,015,748.37, 1,401,702.40 and 556,847.25 is: 768,432.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,748.37 : 1,401,702.40 = 556,847.25 : x
  2. Step 2: Convert to fraction form
    1,015,748.37/1,401,702.40 = 556,847.25/x
  3. Step 3: Cross multiply
    1,015,748.37x = 1,401,702.40 × 556,847.25
  4. Step 4: Simplify right side
    1,015,748.37x = 780,534,126,758.40
  5. Step 5: Solve for x
    x = 780,534,126,758.40/1,015,748.37
  6. Step 6: Final answer
    x = 768,432.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.