Home / 3,603,523.47-4,972,862.88-1,971,931.20

Finding the Fourth Proportional to 3,603,523.47, 4,972,862.88 and 1,971,931.20

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Solution

The fourth proportional to 3,603,523.47, 4,972,862.88 and 1,971,931.20 is: 2,721,265.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,523.47 : 4,972,862.88 = 1,971,931.20 : x
  2. Step 2: Convert to fraction form
    3,603,523.47/4,972,862.88 = 1,971,931.20/x
  3. Step 3: Cross multiply
    3,603,523.47x = 4,972,862.88 × 1,971,931.20
  4. Step 4: Simplify right side
    3,603,523.47x = 9,806,143,466,393.86
  5. Step 5: Solve for x
    x = 9,806,143,466,393.86/3,603,523.47
  6. Step 6: Final answer
    x = 2,721,265.32

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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.