Home / 1,005,505.06-1,387,561.53-552,792.58

Finding the Fourth Proportional to 1,005,505.06, 1,387,561.53 and 552,792.58

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Solution

The fourth proportional to 1,005,505.06, 1,387,561.53 and 552,792.58 is: 762,834.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,505.06 : 1,387,561.53 = 552,792.58 : x
  2. Step 2: Convert to fraction form
    1,005,505.06/1,387,561.53 = 552,792.58/x
  3. Step 3: Cross multiply
    1,005,505.06x = 1,387,561.53 × 552,792.58
  4. Step 4: Simplify right side
    1,005,505.06x = 767,033,718,077.45
  5. Step 5: Solve for x
    x = 767,033,718,077.45/1,005,505.06
  6. Step 6: Final answer
    x = 762,834.27

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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.