Home / 1,625,815.04-2,243,624.46-900,709.88

Finding the Fourth Proportional to 1,625,815.04, 2,243,624.46 and 900,709.88

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Solution

The fourth proportional to 1,625,815.04, 2,243,624.46 and 900,709.88 is: 1,242,979.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,815.04 : 2,243,624.46 = 900,709.88 : x
  2. Step 2: Convert to fraction form
    1,625,815.04/2,243,624.46 = 900,709.88/x
  3. Step 3: Cross multiply
    1,625,815.04x = 2,243,624.46 × 900,709.88
  4. Step 4: Simplify right side
    1,625,815.04x = 2,020,854,718,131.66
  5. Step 5: Solve for x
    x = 2,020,854,718,131.66/1,625,815.04
  6. Step 6: Final answer
    x = 1,242,979.47

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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.