Home / 2,185,666.80-3,278,500.20-1,547,937.60

Finding the Fourth Proportional to 2,185,666.80, 3,278,500.20 and 1,547,937.60

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Solution

The fourth proportional to 2,185,666.80, 3,278,500.20 and 1,547,937.60 is: 2,321,906.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,666.80 : 3,278,500.20 = 1,547,937.60 : x
  2. Step 2: Convert to fraction form
    2,185,666.80/3,278,500.20 = 1,547,937.60/x
  3. Step 3: Cross multiply
    2,185,666.80x = 3,278,500.20 × 1,547,937.60
  4. Step 4: Simplify right side
    2,185,666.80x = 5,074,913,731,187.52
  5. Step 5: Solve for x
    x = 5,074,913,731,187.52/2,185,666.80
  6. Step 6: Final answer
    x = 2,321,906.40

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1.5x scale

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.