Home / 1,345,386.51-1,856,647.90-733,534.30

Finding the Fourth Proportional to 1,345,386.51, 1,856,647.90 and 733,534.30

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Solution

The fourth proportional to 1,345,386.51, 1,856,647.90 and 733,534.30 is: 1,012,285.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,386.51 : 1,856,647.90 = 733,534.30 : x
  2. Step 2: Convert to fraction form
    1,345,386.51/1,856,647.90 = 733,534.30/x
  3. Step 3: Cross multiply
    1,345,386.51x = 1,856,647.90 × 733,534.30
  4. Step 4: Simplify right side
    1,345,386.51x = 1,361,914,917,672.97
  5. Step 5: Solve for x
    x = 1,361,914,917,672.97/1,345,386.51
  6. Step 6: Final answer
    x = 1,012,285.25

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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.