Home / 1,963,143.21-2,944,751.72-615,275.97

Finding the Fourth Proportional to 1,963,143.21, 2,944,751.72 and 615,275.97

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Solution

The fourth proportional to 1,963,143.21, 2,944,751.72 and 615,275.97 is: 922,925.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,143.21 : 2,944,751.72 = 615,275.97 : x
  2. Step 2: Convert to fraction form
    1,963,143.21/2,944,751.72 = 615,275.97/x
  3. Step 3: Cross multiply
    1,963,143.21x = 2,944,751.72 × 615,275.97
  4. Step 4: Simplify right side
    1,963,143.21x = 1,811,834,967,855.79
  5. Step 5: Solve for x
    x = 1,811,834,967,855.79/1,963,143.21
  6. Step 6: Final answer
    x = 922,925.52

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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.