Home / 1,352,014.31-1,865,776.87-740,162.11

Finding the Fourth Proportional to 1,352,014.31, 1,865,776.87 and 740,162.11

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Solution

The fourth proportional to 1,352,014.31, 1,865,776.87 and 740,162.11 is: 1,021,422.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,014.31 : 1,865,776.87 = 740,162.11 : x
  2. Step 2: Convert to fraction form
    1,352,014.31/1,865,776.87 = 740,162.11/x
  3. Step 3: Cross multiply
    1,352,014.31x = 1,865,776.87 × 740,162.11
  4. Step 4: Simplify right side
    1,352,014.31x = 1,380,977,335,559.51
  5. Step 5: Solve for x
    x = 1,380,977,335,559.51/1,352,014.31
  6. Step 6: Final answer
    x = 1,021,422.13

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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.