Home / 2,187,357.60-3,281,036.40-1,655,916.60

Finding the Fourth Proportional to 2,187,357.60, 3,281,036.40 and 1,655,916.60

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Solution

The fourth proportional to 2,187,357.60, 3,281,036.40 and 1,655,916.60 is: 2,483,874.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,357.60 : 3,281,036.40 = 1,655,916.60 : x
  2. Step 2: Convert to fraction form
    2,187,357.60/3,281,036.40 = 1,655,916.60/x
  3. Step 3: Cross multiply
    2,187,357.60x = 3,281,036.40 × 1,655,916.60
  4. Step 4: Simplify right side
    2,187,357.60x = 5,433,122,639,964.24
  5. Step 5: Solve for x
    x = 5,433,122,639,964.24/2,187,357.60
  6. Step 6: Final answer
    x = 2,483,874.90

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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.