Home / 1,360,801.96-1,877,906.88-740,609.47

Finding the Fourth Proportional to 1,360,801.96, 1,877,906.88 and 740,609.47

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Solution

The fourth proportional to 1,360,801.96, 1,877,906.88 and 740,609.47 is: 1,022,041.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,801.96 : 1,877,906.88 = 740,609.47 : x
  2. Step 2: Convert to fraction form
    1,360,801.96/1,877,906.88 = 740,609.47/x
  3. Step 3: Cross multiply
    1,360,801.96x = 1,877,906.88 × 740,609.47
  4. Step 4: Simplify right side
    1,360,801.96x = 1,390,795,606,013.57
  5. Step 5: Solve for x
    x = 1,390,795,606,013.57/1,360,801.96
  6. Step 6: Final answer
    x = 1,022,041.15

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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.