Home / 1,334,320.71-1,841,354.84-722,460.83

Finding the Fourth Proportional to 1,334,320.71, 1,841,354.84 and 722,460.83

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Solution

The fourth proportional to 1,334,320.71, 1,841,354.84 and 722,460.83 is: 996,991.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,320.71 : 1,841,354.84 = 722,460.83 : x
  2. Step 2: Convert to fraction form
    1,334,320.71/1,841,354.84 = 722,460.83/x
  3. Step 3: Cross multiply
    1,334,320.71x = 1,841,354.84 × 722,460.83
  4. Step 4: Simplify right side
    1,334,320.71x = 1,330,306,746,030.92
  5. Step 5: Solve for x
    x = 1,330,306,746,030.92/1,334,320.71
  6. Step 6: Final answer
    x = 996,991.75

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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.