Home / 1,440,299.76-2,159,045.49-575,476.86

Finding the Fourth Proportional to 1,440,299.76, 2,159,045.49 and 575,476.86

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Solution

The fourth proportional to 1,440,299.76, 2,159,045.49 and 575,476.86 is: 862,654.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,299.76 : 2,159,045.49 = 575,476.86 : x
  2. Step 2: Convert to fraction form
    1,440,299.76/2,159,045.49 = 575,476.86/x
  3. Step 3: Cross multiply
    1,440,299.76x = 2,159,045.49 × 575,476.86
  4. Step 4: Simplify right side
    1,440,299.76x = 1,242,480,719,182.36
  5. Step 5: Solve for x
    x = 1,242,480,719,182.36/1,440,299.76
  6. Step 6: Final answer
    x = 862,654.26

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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.