Home / 1,838,432.07-2,536,000.16-1,103,196.15

Finding the Fourth Proportional to 1,838,432.07, 2,536,000.16 and 1,103,196.15

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Solution

The fourth proportional to 1,838,432.07, 2,536,000.16 and 1,103,196.15 is: 1,521,788.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,432.07 : 2,536,000.16 = 1,103,196.15 : x
  2. Step 2: Convert to fraction form
    1,838,432.07/2,536,000.16 = 1,103,196.15/x
  3. Step 3: Cross multiply
    1,838,432.07x = 2,536,000.16 × 1,103,196.15
  4. Step 4: Simplify right side
    1,838,432.07x = 2,797,705,607,395.40
  5. Step 5: Solve for x
    x = 2,797,705,607,395.40/1,838,432.07
  6. Step 6: Final answer
    x = 1,521,788.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.