Home / 1,037,689.18-1,431,949.38-602,072.78

Finding the Fourth Proportional to 1,037,689.18, 1,431,949.38 and 602,072.78

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Solution

The fourth proportional to 1,037,689.18, 1,431,949.38 and 602,072.78 is: 830,824.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,689.18 : 1,431,949.38 = 602,072.78 : x
  2. Step 2: Convert to fraction form
    1,037,689.18/1,431,949.38 = 602,072.78/x
  3. Step 3: Cross multiply
    1,037,689.18x = 1,431,949.38 × 602,072.78
  4. Step 4: Simplify right side
    1,037,689.18x = 862,137,744,035.88
  5. Step 5: Solve for x
    x = 862,137,744,035.88/1,037,689.18
  6. Step 6: Final answer
    x = 830,824.64

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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.