Home / 1,281,057.51-1,768,035.15-737,182.20

Finding the Fourth Proportional to 1,281,057.51, 1,768,035.15 and 737,182.20

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Solution

The fourth proportional to 1,281,057.51, 1,768,035.15 and 737,182.20 is: 1,017,412.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,057.51 : 1,768,035.15 = 737,182.20 : x
  2. Step 2: Convert to fraction form
    1,281,057.51/1,768,035.15 = 737,182.20/x
  3. Step 3: Cross multiply
    1,281,057.51x = 1,768,035.15 × 737,182.20
  4. Step 4: Simplify right side
    1,281,057.51x = 1,303,364,041,554.33
  5. Step 5: Solve for x
    x = 1,303,364,041,554.33/1,281,057.51
  6. Step 6: Final answer
    x = 1,017,412.59

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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.