Home / 1,417,966.92-2,126,328.30-519,175.80

Finding the Fourth Proportional to 1,417,966.92, 2,126,328.30 and 519,175.80

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Solution

The fourth proportional to 1,417,966.92, 2,126,328.30 and 519,175.80 is: 778,535.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,966.92 : 2,126,328.30 = 519,175.80 : x
  2. Step 2: Convert to fraction form
    1,417,966.92/2,126,328.30 = 519,175.80/x
  3. Step 3: Cross multiply
    1,417,966.92x = 2,126,328.30 × 519,175.80
  4. Step 4: Simplify right side
    1,417,966.92x = 1,103,938,196,215.14
  5. Step 5: Solve for x
    x = 1,103,938,196,215.14/1,417,966.92
  6. Step 6: Final answer
    x = 778,535.93

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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.