Home / 1,572,106.50-2,167,965.72-998,150.22

Finding the Fourth Proportional to 1,572,106.50, 2,167,965.72 and 998,150.22

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Solution

The fourth proportional to 1,572,106.50, 2,167,965.72 and 998,150.22 is: 1,376,468.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,106.50 : 2,167,965.72 = 998,150.22 : x
  2. Step 2: Convert to fraction form
    1,572,106.50/2,167,965.72 = 998,150.22/x
  3. Step 3: Cross multiply
    1,572,106.50x = 2,167,965.72 × 998,150.22
  4. Step 4: Simplify right side
    1,572,106.50x = 2,163,955,460,370.46
  5. Step 5: Solve for x
    x = 2,163,955,460,370.46/1,572,106.50
  6. Step 6: Final answer
    x = 1,376,468.74

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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.