Home / 1,427,658.35-2,137,280.12-1,250,511.35

Finding the Fourth Proportional to 1,427,658.35, 2,137,280.12 and 1,250,511.35

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Solution

The fourth proportional to 1,427,658.35, 2,137,280.12 and 1,250,511.35 is: 1,872,081.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,658.35 : 2,137,280.12 = 1,250,511.35 : x
  2. Step 2: Convert to fraction form
    1,427,658.35/2,137,280.12 = 1,250,511.35/x
  3. Step 3: Cross multiply
    1,427,658.35x = 2,137,280.12 × 1,250,511.35
  4. Step 4: Simplify right side
    1,427,658.35x = 2,672,693,041,936.81
  5. Step 5: Solve for x
    x = 2,672,693,041,936.81/1,427,658.35
  6. Step 6: Final answer
    x = 1,872,081.68

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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.