Home / 1,008,052.10-1,391,115.93-555,344.90

Finding the Fourth Proportional to 1,008,052.10, 1,391,115.93 and 555,344.90

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Solution

The fourth proportional to 1,008,052.10, 1,391,115.93 and 555,344.90 is: 766,378.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,052.10 : 1,391,115.93 = 555,344.90 : x
  2. Step 2: Convert to fraction form
    1,008,052.10/1,391,115.93 = 555,344.90/x
  3. Step 3: Cross multiply
    1,008,052.10x = 1,391,115.93 × 555,344.90
  4. Step 4: Simplify right side
    1,008,052.10x = 772,549,137,034.26
  5. Step 5: Solve for x
    x = 772,549,137,034.26/1,008,052.10
  6. Step 6: Final answer
    x = 766,378.18

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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.