Home / 1,230,378.04-1,696,960.29-1,092,695.46

Finding the Fourth Proportional to 1,230,378.04, 1,696,960.29 and 1,092,695.46

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Solution

The fourth proportional to 1,230,378.04, 1,696,960.29 and 1,092,695.46 is: 1,507,065.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,378.04 : 1,696,960.29 = 1,092,695.46 : x
  2. Step 2: Convert to fraction form
    1,230,378.04/1,696,960.29 = 1,092,695.46/x
  3. Step 3: Cross multiply
    1,230,378.04x = 1,696,960.29 × 1,092,695.46
  4. Step 4: Simplify right side
    1,230,378.04x = 1,854,260,804,683.28
  5. Step 5: Solve for x
    x = 1,854,260,804,683.28/1,230,378.04
  6. Step 6: Final answer
    x = 1,507,065.91

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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.