Home / 2,200,079.61-3,300,122.05-602,656.47

Finding the Fourth Proportional to 2,200,079.61, 3,300,122.05 and 602,656.47

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Solution

The fourth proportional to 2,200,079.61, 3,300,122.05 and 602,656.47 is: 903,985.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200,079.61 : 3,300,122.05 = 602,656.47 : x
  2. Step 2: Convert to fraction form
    2,200,079.61/3,300,122.05 = 602,656.47/x
  3. Step 3: Cross multiply
    2,200,079.61x = 3,300,122.05 × 602,656.47
  4. Step 4: Simplify right side
    2,200,079.61x = 1,988,839,903,715.52
  5. Step 5: Solve for x
    x = 1,988,839,903,715.52/2,200,079.61
  6. Step 6: Final answer
    x = 903,985.43

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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.