Home / 1,490,247.38-2,235,531.04-637,407.59

Finding the Fourth Proportional to 1,490,247.38, 2,235,531.04 and 637,407.59

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Solution

The fourth proportional to 1,490,247.38, 2,235,531.04 and 637,407.59 is: 956,179.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,247.38 : 2,235,531.04 = 637,407.59 : x
  2. Step 2: Convert to fraction form
    1,490,247.38/2,235,531.04 = 637,407.59/x
  3. Step 3: Cross multiply
    1,490,247.38x = 2,235,531.04 × 637,407.59
  4. Step 4: Simplify right side
    1,490,247.38x = 1,424,944,452,576.59
  5. Step 5: Solve for x
    x = 1,424,944,452,576.59/1,490,247.38
  6. Step 6: Final answer
    x = 956,179.81

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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.