Home / 1,365,252.76-1,884,049.61-761,640.76

Finding the Fourth Proportional to 1,365,252.76, 1,884,049.61 and 761,640.76

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Solution

The fourth proportional to 1,365,252.76, 1,884,049.61 and 761,640.76 is: 1,051,064.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,252.76 : 1,884,049.61 = 761,640.76 : x
  2. Step 2: Convert to fraction form
    1,365,252.76/1,884,049.61 = 761,640.76/x
  3. Step 3: Cross multiply
    1,365,252.76x = 1,884,049.61 × 761,640.76
  4. Step 4: Simplify right side
    1,365,252.76x = 1,434,968,976,838.10
  5. Step 5: Solve for x
    x = 1,434,968,976,838.10/1,365,252.76
  6. Step 6: Final answer
    x = 1,051,064.70

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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.