Home / 1,348,776.16-1,861,289.08-736,915.72

Finding the Fourth Proportional to 1,348,776.16, 1,861,289.08 and 736,915.72

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Solution

The fourth proportional to 1,348,776.16, 1,861,289.08 and 736,915.72 is: 1,016,931.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,776.16 : 1,861,289.08 = 736,915.72 : x
  2. Step 2: Convert to fraction form
    1,348,776.16/1,861,289.08 = 736,915.72/x
  3. Step 3: Cross multiply
    1,348,776.16x = 1,861,289.08 × 736,915.72
  4. Step 4: Simplify right side
    1,348,776.16x = 1,371,613,182,516.34
  5. Step 5: Solve for x
    x = 1,371,613,182,516.34/1,348,776.16
  6. Step 6: Final answer
    x = 1,016,931.66

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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.