Home / 1,653,303.96-2,281,287.78-974,148.12

Finding the Fourth Proportional to 1,653,303.96, 2,281,287.78 and 974,148.12

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Solution

The fourth proportional to 1,653,303.96, 2,281,287.78 and 974,148.12 is: 1,344,164.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,303.96 : 2,281,287.78 = 974,148.12 : x
  2. Step 2: Convert to fraction form
    1,653,303.96/2,281,287.78 = 974,148.12/x
  3. Step 3: Cross multiply
    1,653,303.96x = 2,281,287.78 × 974,148.12
  4. Step 4: Simplify right side
    1,653,303.96x = 2,222,312,202,065.97
  5. Step 5: Solve for x
    x = 2,222,312,202,065.97/1,653,303.96
  6. Step 6: Final answer
    x = 1,344,164.33

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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.