Home / 1,011,853.08-1,396,357.74-559,144.08

Finding the Fourth Proportional to 1,011,853.08, 1,396,357.74 and 559,144.08

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Solution

The fourth proportional to 1,011,853.08, 1,396,357.74 and 559,144.08 is: 771,619.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,853.08 : 1,396,357.74 = 559,144.08 : x
  2. Step 2: Convert to fraction form
    1,011,853.08/1,396,357.74 = 559,144.08/x
  3. Step 3: Cross multiply
    1,011,853.08x = 1,396,357.74 × 559,144.08
  4. Step 4: Simplify right side
    1,011,853.08x = 780,765,163,883.18
  5. Step 5: Solve for x
    x = 780,765,163,883.18/1,011,853.08
  6. Step 6: Final answer
    x = 771,619.10

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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.