Home / 1,050,983.28-1,439,852.40-1,011,623.04

Finding the Fourth Proportional to 1,050,983.28, 1,439,852.40 and 1,011,623.04

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Solution

The fourth proportional to 1,050,983.28, 1,439,852.40 and 1,011,623.04 is: 1,385,928.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,983.28 : 1,439,852.40 = 1,011,623.04 : x
  2. Step 2: Convert to fraction form
    1,050,983.28/1,439,852.40 = 1,011,623.04/x
  3. Step 3: Cross multiply
    1,050,983.28x = 1,439,852.40 × 1,011,623.04
  4. Step 4: Simplify right side
    1,050,983.28x = 1,456,587,862,039.30
  5. Step 5: Solve for x
    x = 1,456,587,862,039.30/1,050,983.28
  6. Step 6: Final answer
    x = 1,385,928.67

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.