Home / 1,352,828.16-1,867,155.84-966,689.28

Finding the Fourth Proportional to 1,352,828.16, 1,867,155.84 and 966,689.28

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Solution

The fourth proportional to 1,352,828.16, 1,867,155.84 and 966,689.28 is: 1,334,211.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,828.16 : 1,867,155.84 = 966,689.28 : x
  2. Step 2: Convert to fraction form
    1,352,828.16/1,867,155.84 = 966,689.28/x
  3. Step 3: Cross multiply
    1,352,828.16x = 1,867,155.84 × 966,689.28
  4. Step 4: Simplify right side
    1,352,828.16x = 1,804,959,534,617.40
  5. Step 5: Solve for x
    x = 1,804,959,534,617.40/1,352,828.16
  6. Step 6: Final answer
    x = 1,334,211.98

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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.