Home / 2,428,946.49-3,644,680.67-990,685.08

Finding the Fourth Proportional to 2,428,946.49, 3,644,680.67 and 990,685.08

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Solution

The fourth proportional to 2,428,946.49, 3,644,680.67 and 990,685.08 is: 1,486,541.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,946.49 : 3,644,680.67 = 990,685.08 : x
  2. Step 2: Convert to fraction form
    2,428,946.49/3,644,680.67 = 990,685.08/x
  3. Step 3: Cross multiply
    2,428,946.49x = 3,644,680.67 × 990,685.08
  4. Step 4: Simplify right side
    2,428,946.49x = 3,610,730,761,133.40
  5. Step 5: Solve for x
    x = 3,610,730,761,133.40/2,428,946.49
  6. Step 6: Final answer
    x = 1,486,541.91

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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.