Home / 1,881,195.92-2,594,627.88-1,307,949.20

Finding the Fourth Proportional to 1,881,195.92, 2,594,627.88 and 1,307,949.20

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Solution

The fourth proportional to 1,881,195.92, 2,594,627.88 and 1,307,949.20 is: 1,803,980.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,195.92 : 2,594,627.88 = 1,307,949.20 : x
  2. Step 2: Convert to fraction form
    1,881,195.92/2,594,627.88 = 1,307,949.20/x
  3. Step 3: Cross multiply
    1,881,195.92x = 2,594,627.88 × 1,307,949.20
  4. Step 4: Simplify right side
    1,881,195.92x = 3,393,641,459,943.70
  5. Step 5: Solve for x
    x = 3,393,641,459,943.70/1,881,195.92
  6. Step 6: Final answer
    x = 1,803,980.87

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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.