Home / 1,710,189.41-2,359,033.20-1,129,417.85

Finding the Fourth Proportional to 1,710,189.41, 2,359,033.20 and 1,129,417.85

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Solution

The fourth proportional to 1,710,189.41, 2,359,033.20 and 1,129,417.85 is: 1,557,917.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,189.41 : 2,359,033.20 = 1,129,417.85 : x
  2. Step 2: Convert to fraction form
    1,710,189.41/2,359,033.20 = 1,129,417.85/x
  3. Step 3: Cross multiply
    1,710,189.41x = 2,359,033.20 × 1,129,417.85
  4. Step 4: Simplify right side
    1,710,189.41x = 2,664,334,210,720.20
  5. Step 5: Solve for x
    x = 2,664,334,210,720.20/1,710,189.41
  6. Step 6: Final answer
    x = 1,557,917.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.