Home / 1,334,828.61-1,842,052.32-722,967.17

Finding the Fourth Proportional to 1,334,828.61, 1,842,052.32 and 722,967.17

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Solution

The fourth proportional to 1,334,828.61, 1,842,052.32 and 722,967.17 is: 997,688.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,828.61 : 1,842,052.32 = 722,967.17 : x
  2. Step 2: Convert to fraction form
    1,334,828.61/1,842,052.32 = 722,967.17/x
  3. Step 3: Cross multiply
    1,334,828.61x = 1,842,052.32 × 722,967.17
  4. Step 4: Simplify right side
    1,334,828.61x = 1,331,743,343,572.07
  5. Step 5: Solve for x
    x = 1,331,743,343,572.07/1,334,828.61
  6. Step 6: Final answer
    x = 997,688.64

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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.