Home / 1,371,070.78-2,055,346.73-472,298.87

Finding the Fourth Proportional to 1,371,070.78, 2,055,346.73 and 472,298.87

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Solution

The fourth proportional to 1,371,070.78, 2,055,346.73 and 472,298.87 is: 708,014.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,070.78 : 2,055,346.73 = 472,298.87 : x
  2. Step 2: Convert to fraction form
    1,371,070.78/2,055,346.73 = 472,298.87/x
  3. Step 3: Cross multiply
    1,371,070.78x = 2,055,346.73 × 472,298.87
  4. Step 4: Simplify right side
    1,371,070.78x = 970,737,942,585.19
  5. Step 5: Solve for x
    x = 970,737,942,585.19/1,371,070.78
  6. Step 6: Final answer
    x = 708,014.46

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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.