Home / 1,022,159.08-1,531,543.64-621,588.16

Finding the Fourth Proportional to 1,022,159.08, 1,531,543.64 and 621,588.16

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Solution

The fourth proportional to 1,022,159.08, 1,531,543.64 and 621,588.16 is: 931,351.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,159.08 : 1,531,543.64 = 621,588.16 : x
  2. Step 2: Convert to fraction form
    1,022,159.08/1,531,543.64 = 621,588.16/x
  3. Step 3: Cross multiply
    1,022,159.08x = 1,531,543.64 × 621,588.16
  4. Step 4: Simplify right side
    1,022,159.08x = 951,989,393,147.30
  5. Step 5: Solve for x
    x = 951,989,393,147.30/1,022,159.08
  6. Step 6: Final answer
    x = 931,351.50

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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.