Home / 1,161,833.90-1,742,750.85-413,904.30

Finding the Fourth Proportional to 1,161,833.90, 1,742,750.85 and 413,904.30

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Solution

The fourth proportional to 1,161,833.90, 1,742,750.85 and 413,904.30 is: 620,856.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,833.90 : 1,742,750.85 = 413,904.30 : x
  2. Step 2: Convert to fraction form
    1,161,833.90/1,742,750.85 = 413,904.30/x
  3. Step 3: Cross multiply
    1,161,833.90x = 1,742,750.85 × 413,904.30
  4. Step 4: Simplify right side
    1,161,833.90x = 721,332,070,643.66
  5. Step 5: Solve for x
    x = 721,332,070,643.66/1,161,833.90
  6. Step 6: Final answer
    x = 620,856.45

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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.