Home / 971,313.20-1,456,969.80-943,665.20

Finding the Fourth Proportional to 971,313.20, 1,456,969.80 and 943,665.20

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Solution

The fourth proportional to 971,313.20, 1,456,969.80 and 943,665.20 is: 1,415,497.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,313.20 : 1,456,969.80 = 943,665.20 : x
  2. Step 2: Convert to fraction form
    971,313.20/1,456,969.80 = 943,665.20/x
  3. Step 3: Cross multiply
    971,313.20x = 1,456,969.80 × 943,665.20
  4. Step 4: Simplify right side
    971,313.20x = 1,374,891,697,710.96
  5. Step 5: Solve for x
    x = 1,374,891,697,710.96/971,313.20
  6. Step 6: Final answer
    x = 1,415,497.80

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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.