Home / 2,013,345.40-2,778,414.78-1,107,927.40

Finding the Fourth Proportional to 2,013,345.40, 2,778,414.78 and 1,107,927.40

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Solution

The fourth proportional to 2,013,345.40, 2,778,414.78 and 1,107,927.40 is: 1,528,938.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,345.40 : 2,778,414.78 = 1,107,927.40 : x
  2. Step 2: Convert to fraction form
    2,013,345.40/2,778,414.78 = 1,107,927.40/x
  3. Step 3: Cross multiply
    2,013,345.40x = 2,778,414.78 × 1,107,927.40
  4. Step 4: Simplify right side
    2,013,345.40x = 3,078,281,863,326.97
  5. Step 5: Solve for x
    x = 3,078,281,863,326.97/2,013,345.40
  6. Step 6: Final answer
    x = 1,528,938.78

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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.