Home / 1,145,161.19-1,580,516.85-662,006.42

Finding the Fourth Proportional to 1,145,161.19, 1,580,516.85 and 662,006.42

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Solution

The fourth proportional to 1,145,161.19, 1,580,516.85 and 662,006.42 is: 913,681.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,161.19 : 1,580,516.85 = 662,006.42 : x
  2. Step 2: Convert to fraction form
    1,145,161.19/1,580,516.85 = 662,006.42/x
  3. Step 3: Cross multiply
    1,145,161.19x = 1,580,516.85 × 662,006.42
  4. Step 4: Simplify right side
    1,145,161.19x = 1,046,312,302,125.06
  5. Step 5: Solve for x
    x = 1,046,312,302,125.06/1,145,161.19
  6. Step 6: Final answer
    x = 913,681.24

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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.