Home / 1,441,784.15-2,163,004.28-767,510.18

Finding the Fourth Proportional to 1,441,784.15, 2,163,004.28 and 767,510.18

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Solution

The fourth proportional to 1,441,784.15, 2,163,004.28 and 767,510.18 is: 1,151,439.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,784.15 : 2,163,004.28 = 767,510.18 : x
  2. Step 2: Convert to fraction form
    1,441,784.15/2,163,004.28 = 767,510.18/x
  3. Step 3: Cross multiply
    1,441,784.15x = 2,163,004.28 × 767,510.18
  4. Step 4: Simplify right side
    1,441,784.15x = 1,660,127,814,945.95
  5. Step 5: Solve for x
    x = 1,660,127,814,945.95/1,441,784.15
  6. Step 6: Final answer
    x = 1,151,439.91

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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.