Home / 1,586,307.42-2,188,293.30-1,012,744.80

Finding the Fourth Proportional to 1,586,307.42, 2,188,293.30 and 1,012,744.80

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Solution

The fourth proportional to 1,586,307.42, 2,188,293.30 and 1,012,744.80 is: 1,397,070.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,307.42 : 2,188,293.30 = 1,012,744.80 : x
  2. Step 2: Convert to fraction form
    1,586,307.42/2,188,293.30 = 1,012,744.80/x
  3. Step 3: Cross multiply
    1,586,307.42x = 2,188,293.30 × 1,012,744.80
  4. Step 4: Simplify right side
    1,586,307.42x = 2,216,182,660,449.84
  5. Step 5: Solve for x
    x = 2,216,182,660,449.84/1,586,307.42
  6. Step 6: Final answer
    x = 1,397,070.10

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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.