Home / 1,867,478.01-2,577,084.65-1,142,272.46

Finding the Fourth Proportional to 1,867,478.01, 2,577,084.65 and 1,142,272.46

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Solution

The fourth proportional to 1,867,478.01, 2,577,084.65 and 1,142,272.46 is: 1,576,314.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,478.01 : 2,577,084.65 = 1,142,272.46 : x
  2. Step 2: Convert to fraction form
    1,867,478.01/2,577,084.65 = 1,142,272.46/x
  3. Step 3: Cross multiply
    1,867,478.01x = 2,577,084.65 × 1,142,272.46
  4. Step 4: Simplify right side
    1,867,478.01x = 2,943,732,804,186.95
  5. Step 5: Solve for x
    x = 2,943,732,804,186.95/1,867,478.01
  6. Step 6: Final answer
    x = 1,576,314.57

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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.