Home / 3,862,430.64-5,329,802.08-2,292,291.72

Finding the Fourth Proportional to 3,862,430.64, 5,329,802.08 and 2,292,291.72

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Solution

The fourth proportional to 3,862,430.64, 5,329,802.08 and 2,292,291.72 is: 3,163,153.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862,430.64 : 5,329,802.08 = 2,292,291.72 : x
  2. Step 2: Convert to fraction form
    3,862,430.64/5,329,802.08 = 2,292,291.72/x
  3. Step 3: Cross multiply
    3,862,430.64x = 5,329,802.08 × 2,292,291.72
  4. Step 4: Simplify right side
    3,862,430.64x = 12,217,461,177,222.78
  5. Step 5: Solve for x
    x = 12,217,461,177,222.78/3,862,430.64
  6. Step 6: Final answer
    x = 3,163,153.55

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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.