Home / 1,143,787.41-1,714,483.89-385,366.86

Finding the Fourth Proportional to 1,143,787.41, 1,714,483.89 and 385,366.86

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Solution

The fourth proportional to 1,143,787.41, 1,714,483.89 and 385,366.86 is: 577,646.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,787.41 : 1,714,483.89 = 385,366.86 : x
  2. Step 2: Convert to fraction form
    1,143,787.41/1,714,483.89 = 385,366.86/x
  3. Step 3: Cross multiply
    1,143,787.41x = 1,714,483.89 × 385,366.86
  4. Step 4: Simplify right side
    1,143,787.41x = 660,705,273,209.89
  5. Step 5: Solve for x
    x = 660,705,273,209.89/1,143,787.41
  6. Step 6: Final answer
    x = 577,646.92

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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.