Home / 1,448,677.30-1,999,711.50-1,243,905.76

Finding the Fourth Proportional to 1,448,677.30, 1,999,711.50 and 1,243,905.76

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Solution

The fourth proportional to 1,448,677.30, 1,999,711.50 and 1,243,905.76 is: 1,717,050.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,677.30 : 1,999,711.50 = 1,243,905.76 : x
  2. Step 2: Convert to fraction form
    1,448,677.30/1,999,711.50 = 1,243,905.76/x
  3. Step 3: Cross multiply
    1,448,677.30x = 1,999,711.50 × 1,243,905.76
  4. Step 4: Simplify right side
    1,448,677.30x = 2,487,452,653,188.24
  5. Step 5: Solve for x
    x = 2,487,452,653,188.24/1,448,677.30
  6. Step 6: Final answer
    x = 1,717,050.89

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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.