Home / 1,867,478.51-2,577,085.33-1,142,272.96

Finding the Fourth Proportional to 1,867,478.51, 2,577,085.33 and 1,142,272.96

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Solution

The fourth proportional to 1,867,478.51, 2,577,085.33 and 1,142,272.96 is: 1,576,315.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,478.51 : 2,577,085.33 = 1,142,272.96 : x
  2. Step 2: Convert to fraction form
    1,867,478.51/2,577,085.33 = 1,142,272.96/x
  3. Step 3: Cross multiply
    1,867,478.51x = 2,577,085.33 × 1,142,272.96
  4. Step 4: Simplify right side
    1,867,478.51x = 2,943,734,888,071.68
  5. Step 5: Solve for x
    x = 2,943,734,888,071.68/1,867,478.51
  6. Step 6: Final answer
    x = 1,576,315.27

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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.