Home / 1,523,818.85-2,101,300.79-1,064,766.13

Finding the Fourth Proportional to 1,523,818.85, 2,101,300.79 and 1,064,766.13

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Solution

The fourth proportional to 1,523,818.85, 2,101,300.79 and 1,064,766.13 is: 1,468,280.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,818.85 : 2,101,300.79 = 1,064,766.13 : x
  2. Step 2: Convert to fraction form
    1,523,818.85/2,101,300.79 = 1,064,766.13/x
  3. Step 3: Cross multiply
    1,523,818.85x = 2,101,300.79 × 1,064,766.13
  4. Step 4: Simplify right side
    1,523,818.85x = 2,237,393,899,557.16
  5. Step 5: Solve for x
    x = 2,237,393,899,557.16/1,523,818.85
  6. Step 6: Final answer
    x = 1,468,280.77

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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.