Home / 1,285,060.61-1,773,394.20-712,110.35

Finding the Fourth Proportional to 1,285,060.61, 1,773,394.20 and 712,110.35

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Solution

The fourth proportional to 1,285,060.61, 1,773,394.20 and 712,110.35 is: 982,718.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,060.61 : 1,773,394.20 = 712,110.35 : x
  2. Step 2: Convert to fraction form
    1,285,060.61/1,773,394.20 = 712,110.35/x
  3. Step 3: Cross multiply
    1,285,060.61x = 1,773,394.20 × 712,110.35
  4. Step 4: Simplify right side
    1,285,060.61x = 1,262,852,364,449.97
  5. Step 5: Solve for x
    x = 1,262,852,364,449.97/1,285,060.61
  6. Step 6: Final answer
    x = 982,718.13

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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.