Home / 1,859,938.46-2,787,309.30-1,005,167.33

Finding the Fourth Proportional to 1,859,938.46, 2,787,309.30 and 1,005,167.33

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Solution

The fourth proportional to 1,859,938.46, 2,787,309.30 and 1,005,167.33 is: 1,506,346.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,938.46 : 2,787,309.30 = 1,005,167.33 : x
  2. Step 2: Convert to fraction form
    1,859,938.46/2,787,309.30 = 1,005,167.33/x
  3. Step 3: Cross multiply
    1,859,938.46x = 2,787,309.30 × 1,005,167.33
  4. Step 4: Simplify right side
    1,859,938.46x = 2,801,712,246,965.17
  5. Step 5: Solve for x
    x = 2,801,712,246,965.17/1,859,938.46
  6. Step 6: Final answer
    x = 1,506,346.75

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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.