Home / 3,509,387.68-5,264,080.96-1,913,292.96

Finding the Fourth Proportional to 3,509,387.68, 5,264,080.96 and 1,913,292.96

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Solution

The fourth proportional to 3,509,387.68, 5,264,080.96 and 1,913,292.96 is: 2,869,939.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,387.68 : 5,264,080.96 = 1,913,292.96 : x
  2. Step 2: Convert to fraction form
    3,509,387.68/5,264,080.96 = 1,913,292.96/x
  3. Step 3: Cross multiply
    3,509,387.68x = 5,264,080.96 × 1,913,292.96
  4. Step 4: Simplify right side
    3,509,387.68x = 10,071,729,041,638.04
  5. Step 5: Solve for x
    x = 10,071,729,041,638.04/3,509,387.68
  6. Step 6: Final answer
    x = 2,869,939.13

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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.