Home / 1,874,856.40-2,587,461-1,059,209.68

Finding the Fourth Proportional to 1,874,856.40, 2,587,461 and 1,059,209.68

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Solution

The fourth proportional to 1,874,856.40, 2,587,461 and 1,059,209.68 is: 1,461,799.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,856.40 : 2,587,461 = 1,059,209.68 : x
  2. Step 2: Convert to fraction form
    1,874,856.40/2,587,461 = 1,059,209.68/x
  3. Step 3: Cross multiply
    1,874,856.40x = 2,587,461 × 1,059,209.68
  4. Step 4: Simplify right side
    1,874,856.40x = 2,740,663,737,822.48
  5. Step 5: Solve for x
    x = 2,740,663,737,822.48/1,874,856.40
  6. Step 6: Final answer
    x = 1,461,799.28

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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.