Home / 1,145,494.17-1,580,689.22-662,090.49

Finding the Fourth Proportional to 1,145,494.17, 1,580,689.22 and 662,090.49

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Solution

The fourth proportional to 1,145,494.17, 1,580,689.22 and 662,090.49 is: 913,631.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,494.17 : 1,580,689.22 = 662,090.49 : x
  2. Step 2: Convert to fraction form
    1,145,494.17/1,580,689.22 = 662,090.49/x
  3. Step 3: Cross multiply
    1,145,494.17x = 1,580,689.22 × 662,090.49
  4. Step 4: Simplify right side
    1,145,494.17x = 1,046,559,296,897.07
  5. Step 5: Solve for x
    x = 1,046,559,296,897.07/1,145,494.17
  6. Step 6: Final answer
    x = 913,631.27

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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.