Home / 1,761,056.37-2,642,470.92-1,312,677.63

Finding the Fourth Proportional to 1,761,056.37, 2,642,470.92 and 1,312,677.63

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Solution

The fourth proportional to 1,761,056.37, 2,642,470.92 and 1,312,677.63 is: 1,969,677.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,056.37 : 2,642,470.92 = 1,312,677.63 : x
  2. Step 2: Convert to fraction form
    1,761,056.37/2,642,470.92 = 1,312,677.63/x
  3. Step 3: Cross multiply
    1,761,056.37x = 2,642,470.92 × 1,312,677.63
  4. Step 4: Simplify right side
    1,761,056.37x = 3,468,712,464,609.52
  5. Step 5: Solve for x
    x = 3,468,712,464,609.52/1,761,056.37
  6. Step 6: Final answer
    x = 1,969,677.13

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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.