Home / 1,510,953.36-2,084,490.90-898,983.78

Finding the Fourth Proportional to 1,510,953.36, 2,084,490.90 and 898,983.78

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Solution

The fourth proportional to 1,510,953.36, 2,084,490.90 and 898,983.78 is: 1,240,225.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,953.36 : 2,084,490.90 = 898,983.78 : x
  2. Step 2: Convert to fraction form
    1,510,953.36/2,084,490.90 = 898,983.78/x
  3. Step 3: Cross multiply
    1,510,953.36x = 2,084,490.90 × 898,983.78
  4. Step 4: Simplify right side
    1,510,953.36x = 1,873,923,508,657.60
  5. Step 5: Solve for x
    x = 1,873,923,508,657.60/1,510,953.36
  6. Step 6: Final answer
    x = 1,240,225.91

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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.