Home / 1,565,237.72-2,347,478.70-653,927.78

Finding the Fourth Proportional to 1,565,237.72, 2,347,478.70 and 653,927.78

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Solution

The fourth proportional to 1,565,237.72, 2,347,478.70 and 653,927.78 is: 980,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,237.72 : 2,347,478.70 = 653,927.78 : x
  2. Step 2: Convert to fraction form
    1,565,237.72/2,347,478.70 = 653,927.78/x
  3. Step 3: Cross multiply
    1,565,237.72x = 2,347,478.70 × 653,927.78
  4. Step 4: Simplify right side
    1,565,237.72x = 1,535,081,534,888.29
  5. Step 5: Solve for x
    x = 1,535,081,534,888.29/1,565,237.72
  6. Step 6: Final answer
    x = 980,733.80

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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.