Home / 1,440,660.34-2,161,364.15-766,187.02

Finding the Fourth Proportional to 1,440,660.34, 2,161,364.15 and 766,187.02

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Solution

The fourth proportional to 1,440,660.34, 2,161,364.15 and 766,187.02 is: 1,149,479.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,660.34 : 2,161,364.15 = 766,187.02 : x
  2. Step 2: Convert to fraction form
    1,440,660.34/2,161,364.15 = 766,187.02/x
  3. Step 3: Cross multiply
    1,440,660.34x = 2,161,364.15 × 766,187.02
  4. Step 4: Simplify right side
    1,440,660.34x = 1,656,009,157,223.33
  5. Step 5: Solve for x
    x = 1,656,009,157,223.33/1,440,660.34
  6. Step 6: Final answer
    x = 1,149,479.24

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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.