Home / 1,875,061.87-2,587,586.12-1,015,619.47

Finding the Fourth Proportional to 1,875,061.87, 2,587,586.12 and 1,015,619.47

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Solution

The fourth proportional to 1,875,061.87, 2,587,586.12 and 1,015,619.47 is: 1,401,555.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,061.87 : 2,587,586.12 = 1,015,619.47 : x
  2. Step 2: Convert to fraction form
    1,875,061.87/2,587,586.12 = 1,015,619.47/x
  3. Step 3: Cross multiply
    1,875,061.87x = 2,587,586.12 × 1,015,619.47
  4. Step 4: Simplify right side
    1,875,061.87x = 2,628,002,838,695.66
  5. Step 5: Solve for x
    x = 2,628,002,838,695.66/1,875,061.87
  6. Step 6: Final answer
    x = 1,401,555.27

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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.