Home / 2,187,363.60-3,281,045.40-767,271.60

Finding the Fourth Proportional to 2,187,363.60, 3,281,045.40 and 767,271.60

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Solution

The fourth proportional to 2,187,363.60, 3,281,045.40 and 767,271.60 is: 1,150,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,363.60 : 3,281,045.40 = 767,271.60 : x
  2. Step 2: Convert to fraction form
    2,187,363.60/3,281,045.40 = 767,271.60/x
  3. Step 3: Cross multiply
    2,187,363.60x = 3,281,045.40 × 767,271.60
  4. Step 4: Simplify right side
    2,187,363.60x = 2,517,452,953,730.64
  5. Step 5: Solve for x
    x = 2,517,452,953,730.64/2,187,363.60
  6. Step 6: Final answer
    x = 1,150,907.40

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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.