Home / 1,539,423.70-2,309,510.98-1,084,901.31

Finding the Fourth Proportional to 1,539,423.70, 2,309,510.98 and 1,084,901.31

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Solution

The fourth proportional to 1,539,423.70, 2,309,510.98 and 1,084,901.31 is: 1,627,616.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,423.70 : 2,309,510.98 = 1,084,901.31 : x
  2. Step 2: Convert to fraction form
    1,539,423.70/2,309,510.98 = 1,084,901.31/x
  3. Step 3: Cross multiply
    1,539,423.70x = 2,309,510.98 × 1,084,901.31
  4. Step 4: Simplify right side
    1,539,423.70x = 2,505,591,489,017.51
  5. Step 5: Solve for x
    x = 2,505,591,489,017.51/1,539,423.70
  6. Step 6: Final answer
    x = 1,627,616.55

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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.