Home / 1,787,438.60-2,680,445.10-589,027.40

Finding the Fourth Proportional to 1,787,438.60, 2,680,445.10 and 589,027.40

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Solution

The fourth proportional to 1,787,438.60, 2,680,445.10 and 589,027.40 is: 883,306.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,438.60 : 2,680,445.10 = 589,027.40 : x
  2. Step 2: Convert to fraction form
    1,787,438.60/2,680,445.10 = 589,027.40/x
  3. Step 3: Cross multiply
    1,787,438.60x = 2,680,445.10 × 589,027.40
  4. Step 4: Simplify right side
    1,787,438.60x = 1,578,855,608,095.74
  5. Step 5: Solve for x
    x = 1,578,855,608,095.74/1,787,438.60
  6. Step 6: Final answer
    x = 883,306.21

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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.