Home / 1,118,631.06-1,543,708.53-609,332.22

Finding the Fourth Proportional to 1,118,631.06, 1,543,708.53 and 609,332.22

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Solution

The fourth proportional to 1,118,631.06, 1,543,708.53 and 609,332.22 is: 840,877.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,631.06 : 1,543,708.53 = 609,332.22 : x
  2. Step 2: Convert to fraction form
    1,118,631.06/1,543,708.53 = 609,332.22/x
  3. Step 3: Cross multiply
    1,118,631.06x = 1,543,708.53 × 609,332.22
  4. Step 4: Simplify right side
    1,118,631.06x = 940,631,345,617.84
  5. Step 5: Solve for x
    x = 940,631,345,617.84/1,118,631.06
  6. Step 6: Final answer
    x = 840,877.19

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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.