Home / 1,963,142.64-2,944,750.86-615,275.40

Finding the Fourth Proportional to 1,963,142.64, 2,944,750.86 and 615,275.40

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Solution

The fourth proportional to 1,963,142.64, 2,944,750.86 and 615,275.40 is: 922,924.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,142.64 : 2,944,750.86 = 615,275.40 : x
  2. Step 2: Convert to fraction form
    1,963,142.64/2,944,750.86 = 615,275.40/x
  3. Step 3: Cross multiply
    1,963,142.64x = 2,944,750.86 × 615,275.40
  4. Step 4: Simplify right side
    1,963,142.64x = 1,811,832,763,286.84
  5. Step 5: Solve for x
    x = 1,811,832,763,286.84/1,963,142.64
  6. Step 6: Final answer
    x = 922,924.66

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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.