Home / 1,223,809.92-1,835,437.68-465,381

Finding the Fourth Proportional to 1,223,809.92, 1,835,437.68 and 465,381

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Solution

The fourth proportional to 1,223,809.92, 1,835,437.68 and 465,381 is: 697,966.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,809.92 : 1,835,437.68 = 465,381 : x
  2. Step 2: Convert to fraction form
    1,223,809.92/1,835,437.68 = 465,381/x
  3. Step 3: Cross multiply
    1,223,809.92x = 1,835,437.68 × 465,381
  4. Step 4: Simplify right side
    1,223,809.92x = 854,177,822,956.08
  5. Step 5: Solve for x
    x = 854,177,822,956.08/1,223,809.92
  6. Step 6: Final answer
    x = 697,966.09

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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.