Home / 1,956,572.40-2,934,712.80-819,040.80

Finding the Fourth Proportional to 1,956,572.40, 2,934,712.80 and 819,040.80

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Solution

The fourth proportional to 1,956,572.40, 2,934,712.80 and 819,040.80 is: 1,228,500.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956,572.40 : 2,934,712.80 = 819,040.80 : x
  2. Step 2: Convert to fraction form
    1,956,572.40/2,934,712.80 = 819,040.80/x
  3. Step 3: Cross multiply
    1,956,572.40x = 2,934,712.80 × 819,040.80
  4. Step 4: Simplify right side
    1,956,572.40x = 2,403,649,519,482.24
  5. Step 5: Solve for x
    x = 2,403,649,519,482.24/1,956,572.40
  6. Step 6: Final answer
    x = 1,228,500.17

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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.