Home / 1,647,041.55-2,470,562.33-1,387,225.95

Finding the Fourth Proportional to 1,647,041.55, 2,470,562.33 and 1,387,225.95

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Solution

The fourth proportional to 1,647,041.55, 2,470,562.33 and 1,387,225.95 is: 2,080,838.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,041.55 : 2,470,562.33 = 1,387,225.95 : x
  2. Step 2: Convert to fraction form
    1,647,041.55/2,470,562.33 = 1,387,225.95/x
  3. Step 3: Cross multiply
    1,647,041.55x = 2,470,562.33 × 1,387,225.95
  4. Step 4: Simplify right side
    1,647,041.55x = 3,427,228,168,332.33
  5. Step 5: Solve for x
    x = 3,427,228,168,332.33/1,647,041.55
  6. Step 6: Final answer
    x = 2,080,838.93

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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.