Home / 3,645,426.38-5,030,616.02-2,013,818.45

Finding the Fourth Proportional to 3,645,426.38, 5,030,616.02 and 2,013,818.45

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Solution

The fourth proportional to 3,645,426.38, 5,030,616.02 and 2,013,818.45 is: 2,779,029.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645,426.38 : 5,030,616.02 = 2,013,818.45 : x
  2. Step 2: Convert to fraction form
    3,645,426.38/5,030,616.02 = 2,013,818.45/x
  3. Step 3: Cross multiply
    3,645,426.38x = 5,030,616.02 × 2,013,818.45
  4. Step 4: Simplify right side
    3,645,426.38x = 10,130,747,320,719.40
  5. Step 5: Solve for x
    x = 10,130,747,320,719.40/3,645,426.38
  6. Step 6: Final answer
    x = 2,779,029.47

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Double scale
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1.5x scale

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.