Home / 5,209,112.04-7,813,963.32-1,615,389.90

Finding the Fourth Proportional to 5,209,112.04, 7,813,963.32 and 1,615,389.90

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Solution

The fourth proportional to 5,209,112.04, 7,813,963.32 and 1,615,389.90 is: 2,423,176.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,209,112.04 : 7,813,963.32 = 1,615,389.90 : x
  2. Step 2: Convert to fraction form
    5,209,112.04/7,813,963.32 = 1,615,389.90/x
  3. Step 3: Cross multiply
    5,209,112.04x = 7,813,963.32 × 1,615,389.90
  4. Step 4: Simplify right side
    5,209,112.04x = 12,622,597,426,098.47
  5. Step 5: Solve for x
    x = 12,622,597,426,098.47/5,209,112.04
  6. Step 6: Final answer
    x = 2,423,176.41

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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.