Home / 1,562,225.43-2,155,769.40-873,778.02

Finding the Fourth Proportional to 1,562,225.43, 2,155,769.40 and 873,778.02

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Solution

The fourth proportional to 1,562,225.43, 2,155,769.40 and 873,778.02 is: 1,205,756.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562,225.43 : 2,155,769.40 = 873,778.02 : x
  2. Step 2: Convert to fraction form
    1,562,225.43/2,155,769.40 = 873,778.02/x
  3. Step 3: Cross multiply
    1,562,225.43x = 2,155,769.40 × 873,778.02
  4. Step 4: Simplify right side
    1,562,225.43x = 1,883,663,917,908.59
  5. Step 5: Solve for x
    x = 1,883,663,917,908.59/1,562,225.43
  6. Step 6: Final answer
    x = 1,205,756.79

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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.