Home / 963,777.90-1,330,635.15-619,767.66

Finding the Fourth Proportional to 963,777.90, 1,330,635.15 and 619,767.66

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Solution

The fourth proportional to 963,777.90, 1,330,635.15 and 619,767.66 is: 855,679.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,777.90 : 1,330,635.15 = 619,767.66 : x
  2. Step 2: Convert to fraction form
    963,777.90/1,330,635.15 = 619,767.66/x
  3. Step 3: Cross multiply
    963,777.90x = 1,330,635.15 × 619,767.66
  4. Step 4: Simplify right side
    963,777.90x = 824,684,633,229.25
  5. Step 5: Solve for x
    x = 824,684,633,229.25/963,777.90
  6. Step 6: Final answer
    x = 855,679.13

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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.