Home / 2,013,139.76-3,018,776.49-750,628.40

Finding the Fourth Proportional to 2,013,139.76, 3,018,776.49 and 750,628.40

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Solution

The fourth proportional to 2,013,139.76, 3,018,776.49 and 750,628.40 is: 1,125,594.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,139.76 : 3,018,776.49 = 750,628.40 : x
  2. Step 2: Convert to fraction form
    2,013,139.76/3,018,776.49 = 750,628.40/x
  3. Step 3: Cross multiply
    2,013,139.76x = 3,018,776.49 × 750,628.40
  4. Step 4: Simplify right side
    2,013,139.76x = 2,265,979,351,552.43
  5. Step 5: Solve for x
    x = 2,265,979,351,552.43/2,013,139.76
  6. Step 6: Final answer
    x = 1,125,594.66

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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.