Home / 1,530,530.76-2,295,001.98-450,903.20

Finding the Fourth Proportional to 1,530,530.76, 2,295,001.98 and 450,903.20

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Solution

The fourth proportional to 1,530,530.76, 2,295,001.98 and 450,903.20 is: 676,120.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,530.76 : 2,295,001.98 = 450,903.20 : x
  2. Step 2: Convert to fraction form
    1,530,530.76/2,295,001.98 = 450,903.20/x
  3. Step 3: Cross multiply
    1,530,530.76x = 2,295,001.98 × 450,903.20
  4. Step 4: Simplify right side
    1,530,530.76x = 1,034,823,725,313.33
  5. Step 5: Solve for x
    x = 1,034,823,725,313.33/1,530,530.76
  6. Step 6: Final answer
    x = 676,120.83

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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.