Home / 2,132,155.32-2,941,495.20-1,487,949.36

Finding the Fourth Proportional to 2,132,155.32, 2,941,495.20 and 1,487,949.36

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Solution

The fourth proportional to 2,132,155.32, 2,941,495.20 and 1,487,949.36 is: 2,052,756.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,155.32 : 2,941,495.20 = 1,487,949.36 : x
  2. Step 2: Convert to fraction form
    2,132,155.32/2,941,495.20 = 1,487,949.36/x
  3. Step 3: Cross multiply
    2,132,155.32x = 2,941,495.20 × 1,487,949.36
  4. Step 4: Simplify right side
    2,132,155.32x = 4,376,795,900,283.07
  5. Step 5: Solve for x
    x = 4,376,795,900,283.07/2,132,155.32
  6. Step 6: Final answer
    x = 2,052,756.60

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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.