Home / 2,915,500.24-4,023,416.52-1,608,810.40

Finding the Fourth Proportional to 2,915,500.24, 4,023,416.52 and 1,608,810.40

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Solution

The fourth proportional to 2,915,500.24, 4,023,416.52 and 1,608,810.40 is: 2,220,172.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,500.24 : 4,023,416.52 = 1,608,810.40 : x
  2. Step 2: Convert to fraction form
    2,915,500.24/4,023,416.52 = 1,608,810.40/x
  3. Step 3: Cross multiply
    2,915,500.24x = 4,023,416.52 × 1,608,810.40
  4. Step 4: Simplify right side
    2,915,500.24x = 6,472,914,340,907.81
  5. Step 5: Solve for x
    x = 6,472,914,340,907.81/2,915,500.24
  6. Step 6: Final answer
    x = 2,220,172.80

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1.5x scale

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.