Home / 1,432,888.80-2,153,998.80-1,015,058.40

Finding the Fourth Proportional to 1,432,888.80, 2,153,998.80 and 1,015,058.40

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Solution

The fourth proportional to 1,432,888.80, 2,153,998.80 and 1,015,058.40 is: 1,525,892.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,888.80 : 2,153,998.80 = 1,015,058.40 : x
  2. Step 2: Convert to fraction form
    1,432,888.80/2,153,998.80 = 1,015,058.40/x
  3. Step 3: Cross multiply
    1,432,888.80x = 2,153,998.80 × 1,015,058.40
  4. Step 4: Simplify right side
    1,432,888.80x = 2,186,434,575,529.92
  5. Step 5: Solve for x
    x = 2,186,434,575,529.92/1,432,888.80
  6. Step 6: Final answer
    x = 1,525,892.71

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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.