Home / 1,585,178.70-2,376,288.45-625,641.90

Finding the Fourth Proportional to 1,585,178.70, 2,376,288.45 and 625,641.90

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Solution

The fourth proportional to 1,585,178.70, 2,376,288.45 and 625,641.90 is: 937,878.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,178.70 : 2,376,288.45 = 625,641.90 : x
  2. Step 2: Convert to fraction form
    1,585,178.70/2,376,288.45 = 625,641.90/x
  3. Step 3: Cross multiply
    1,585,178.70x = 2,376,288.45 × 625,641.90
  4. Step 4: Simplify right side
    1,585,178.70x = 1,486,705,620,806.06
  5. Step 5: Solve for x
    x = 1,486,705,620,806.06/1,585,178.70
  6. Step 6: Final answer
    x = 937,878.88

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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.