Home / 1,328,025.17-1,992,055.53-417,177.95

Finding the Fourth Proportional to 1,328,025.17, 1,992,055.53 and 417,177.95

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Solution

The fourth proportional to 1,328,025.17, 1,992,055.53 and 417,177.95 is: 625,772.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,025.17 : 1,992,055.53 = 417,177.95 : x
  2. Step 2: Convert to fraction form
    1,328,025.17/1,992,055.53 = 417,177.95/x
  3. Step 3: Cross multiply
    1,328,025.17x = 1,992,055.53 × 417,177.95
  4. Step 4: Simplify right side
    1,328,025.17x = 831,041,632,331.29
  5. Step 5: Solve for x
    x = 831,041,632,331.29/1,328,025.17
  6. Step 6: Final answer
    x = 625,772.50

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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.