Home / 1,326,624.66-1,989,742.59-652,525.02

Finding the Fourth Proportional to 1,326,624.66, 1,989,742.59 and 652,525.02

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Solution

The fourth proportional to 1,326,624.66, 1,989,742.59 and 652,525.02 is: 978,691.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,624.66 : 1,989,742.59 = 652,525.02 : x
  2. Step 2: Convert to fraction form
    1,326,624.66/1,989,742.59 = 652,525.02/x
  3. Step 3: Cross multiply
    1,326,624.66x = 1,989,742.59 × 652,525.02
  4. Step 4: Simplify right side
    1,326,624.66x = 1,298,356,823,334.60
  5. Step 5: Solve for x
    x = 1,298,356,823,334.60/1,326,624.66
  6. Step 6: Final answer
    x = 978,691.91

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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.