Home / 1,248,681.41-1,723,180.35-675,721.59

Finding the Fourth Proportional to 1,248,681.41, 1,723,180.35 and 675,721.59

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Solution

The fourth proportional to 1,248,681.41, 1,723,180.35 and 675,721.59 is: 932,495.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,681.41 : 1,723,180.35 = 675,721.59 : x
  2. Step 2: Convert to fraction form
    1,248,681.41/1,723,180.35 = 675,721.59/x
  3. Step 3: Cross multiply
    1,248,681.41x = 1,723,180.35 × 675,721.59
  4. Step 4: Simplify right side
    1,248,681.41x = 1,164,390,163,340.11
  5. Step 5: Solve for x
    x = 1,164,390,163,340.11/1,248,681.41
  6. Step 6: Final answer
    x = 932,495.79

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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.