Home / 3,013,316.64-4,156,639.76-1,805,392.80

Finding the Fourth Proportional to 3,013,316.64, 4,156,639.76 and 1,805,392.80

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Solution

The fourth proportional to 3,013,316.64, 4,156,639.76 and 1,805,392.80 is: 2,490,401.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,316.64 : 4,156,639.76 = 1,805,392.80 : x
  2. Step 2: Convert to fraction form
    3,013,316.64/4,156,639.76 = 1,805,392.80/x
  3. Step 3: Cross multiply
    3,013,316.64x = 4,156,639.76 × 1,805,392.80
  4. Step 4: Simplify right side
    3,013,316.64x = 7,504,367,494,897.73
  5. Step 5: Solve for x
    x = 7,504,367,494,897.73/3,013,316.64
  6. Step 6: Final answer
    x = 2,490,401.24

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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.