Home / 1,086,125.94-1,500,417.27-868,055.40

Finding the Fourth Proportional to 1,086,125.94, 1,500,417.27 and 868,055.40

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Solution

The fourth proportional to 1,086,125.94, 1,500,417.27 and 868,055.40 is: 1,199,166.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,125.94 : 1,500,417.27 = 868,055.40 : x
  2. Step 2: Convert to fraction form
    1,086,125.94/1,500,417.27 = 868,055.40/x
  3. Step 3: Cross multiply
    1,086,125.94x = 1,500,417.27 × 868,055.40
  4. Step 4: Simplify right side
    1,086,125.94x = 1,302,445,313,476.76
  5. Step 5: Solve for x
    x = 1,302,445,313,476.76/1,086,125.94
  6. Step 6: Final answer
    x = 1,199,166.01

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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.