Home / 1,513,887.47-2,271,269.51-448,955.15

Finding the Fourth Proportional to 1,513,887.47, 2,271,269.51 and 448,955.15

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Solution

The fourth proportional to 1,513,887.47, 2,271,269.51 and 448,955.15 is: 673,562.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,887.47 : 2,271,269.51 = 448,955.15 : x
  2. Step 2: Convert to fraction form
    1,513,887.47/2,271,269.51 = 448,955.15/x
  3. Step 3: Cross multiply
    1,513,887.47x = 2,271,269.51 × 448,955.15
  4. Step 4: Simplify right side
    1,513,887.47x = 1,019,698,129,951.35
  5. Step 5: Solve for x
    x = 1,019,698,129,951.35/1,513,887.47
  6. Step 6: Final answer
    x = 673,562.70

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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.