Home / 1,963,142.01-2,944,749.93-615,274.78

Finding the Fourth Proportional to 1,963,142.01, 2,944,749.93 and 615,274.78

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Solution

The fourth proportional to 1,963,142.01, 2,944,749.93 and 615,274.78 is: 922,923.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,142.01 : 2,944,749.93 = 615,274.78 : x
  2. Step 2: Convert to fraction form
    1,963,142.01/2,944,749.93 = 615,274.78/x
  3. Step 3: Cross multiply
    1,963,142.01x = 2,944,749.93 × 615,274.78
  4. Step 4: Simplify right side
    1,963,142.01x = 1,811,830,365,335.77
  5. Step 5: Solve for x
    x = 1,811,830,365,335.77/1,963,142.01
  6. Step 6: Final answer
    x = 922,923.74

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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.