Home / 1,265,812.65-1,746,476.01-721,750.02

Finding the Fourth Proportional to 1,265,812.65, 1,746,476.01 and 721,750.02

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Solution

The fourth proportional to 1,265,812.65, 1,746,476.01 and 721,750.02 is: 995,818.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,812.65 : 1,746,476.01 = 721,750.02 : x
  2. Step 2: Convert to fraction form
    1,265,812.65/1,746,476.01 = 721,750.02/x
  3. Step 3: Cross multiply
    1,265,812.65x = 1,746,476.01 × 721,750.02
  4. Step 4: Simplify right side
    1,265,812.65x = 1,260,519,095,147.02
  5. Step 5: Solve for x
    x = 1,260,519,095,147.02/1,265,812.65
  6. Step 6: Final answer
    x = 995,818.06

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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.