Home / 2,536,585.92-3,500,395.68-1,390,641.12

Finding the Fourth Proportional to 2,536,585.92, 3,500,395.68 and 1,390,641.12

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Solution

The fourth proportional to 2,536,585.92, 3,500,395.68 and 1,390,641.12 is: 1,919,033.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,536,585.92 : 3,500,395.68 = 1,390,641.12 : x
  2. Step 2: Convert to fraction form
    2,536,585.92/3,500,395.68 = 1,390,641.12/x
  3. Step 3: Cross multiply
    2,536,585.92x = 3,500,395.68 × 1,390,641.12
  4. Step 4: Simplify right side
    2,536,585.92x = 4,867,794,168,878.36
  5. Step 5: Solve for x
    x = 4,867,794,168,878.36/2,536,585.92
  6. Step 6: Final answer
    x = 1,919,033.82

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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.