Home / 1,798,414.70-2,689,686.21-1,600,126.70

Finding the Fourth Proportional to 1,798,414.70, 2,689,686.21 and 1,600,126.70

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Solution

The fourth proportional to 1,798,414.70, 2,689,686.21 and 1,600,126.70 is: 2,393,129.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,414.70 : 2,689,686.21 = 1,600,126.70 : x
  2. Step 2: Convert to fraction form
    1,798,414.70/2,689,686.21 = 1,600,126.70/x
  3. Step 3: Cross multiply
    1,798,414.70x = 2,689,686.21 × 1,600,126.70
  4. Step 4: Simplify right side
    1,798,414.70x = 4,303,838,719,242.81
  5. Step 5: Solve for x
    x = 4,303,838,719,242.81/1,798,414.70
  6. Step 6: Final answer
    x = 2,393,129.19

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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.