Home / 1,382,878.83-2,075,287.86-573,275.73

Finding the Fourth Proportional to 1,382,878.83, 2,075,287.86 and 573,275.73

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Solution

The fourth proportional to 1,382,878.83, 2,075,287.86 and 573,275.73 is: 860,315.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,878.83 : 2,075,287.86 = 573,275.73 : x
  2. Step 2: Convert to fraction form
    1,382,878.83/2,075,287.86 = 573,275.73/x
  3. Step 3: Cross multiply
    1,382,878.83x = 2,075,287.86 × 573,275.73
  4. Step 4: Simplify right side
    1,382,878.83x = 1,189,712,162,901.64
  5. Step 5: Solve for x
    x = 1,189,712,162,901.64/1,382,878.83
  6. Step 6: Final answer
    x = 860,315.55

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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.