Home / 1,258,055.75-1,736,189.91-947,402.22

Finding the Fourth Proportional to 1,258,055.75, 1,736,189.91 and 947,402.22

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Solution

The fourth proportional to 1,258,055.75, 1,736,189.91 and 947,402.22 is: 1,307,470.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,055.75 : 1,736,189.91 = 947,402.22 : x
  2. Step 2: Convert to fraction form
    1,258,055.75/1,736,189.91 = 947,402.22/x
  3. Step 3: Cross multiply
    1,258,055.75x = 1,736,189.91 × 947,402.22
  4. Step 4: Simplify right side
    1,258,055.75x = 1,644,870,181,586.31
  5. Step 5: Solve for x
    x = 1,644,870,181,586.31/1,258,055.75
  6. Step 6: Final answer
    x = 1,307,470.02

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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.