Home / 2,447,138.90-3,670,708.35-849,863.45

Finding the Fourth Proportional to 2,447,138.90, 3,670,708.35 and 849,863.45

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Solution

The fourth proportional to 2,447,138.90, 3,670,708.35 and 849,863.45 is: 1,274,795.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447,138.90 : 3,670,708.35 = 849,863.45 : x
  2. Step 2: Convert to fraction form
    2,447,138.90/3,670,708.35 = 849,863.45/x
  3. Step 3: Cross multiply
    2,447,138.90x = 3,670,708.35 × 849,863.45
  4. Step 4: Simplify right side
    2,447,138.90x = 3,119,600,862,274.81
  5. Step 5: Solve for x
    x = 3,119,600,862,274.81/2,447,138.90
  6. Step 6: Final answer
    x = 1,274,795.18

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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.