Home / 1,525,122.13-2,287,282.24-724,811.35

Finding the Fourth Proportional to 1,525,122.13, 2,287,282.24 and 724,811.35

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Solution

The fourth proportional to 1,525,122.13, 2,287,282.24 and 724,811.35 is: 1,087,026.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,122.13 : 2,287,282.24 = 724,811.35 : x
  2. Step 2: Convert to fraction form
    1,525,122.13/2,287,282.24 = 724,811.35/x
  3. Step 3: Cross multiply
    1,525,122.13x = 2,287,282.24 × 724,811.35
  4. Step 4: Simplify right side
    1,525,122.13x = 1,657,848,128,205.42
  5. Step 5: Solve for x
    x = 1,657,848,128,205.42/1,525,122.13
  6. Step 6: Final answer
    x = 1,087,026.47

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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.