Home / 1,340,042.67-1,849,258.80-736,430.67

Finding the Fourth Proportional to 1,340,042.67, 1,849,258.80 and 736,430.67

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Solution

The fourth proportional to 1,340,042.67, 1,849,258.80 and 736,430.67 is: 1,016,274.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,042.67 : 1,849,258.80 = 736,430.67 : x
  2. Step 2: Convert to fraction form
    1,340,042.67/1,849,258.80 = 736,430.67/x
  3. Step 3: Cross multiply
    1,340,042.67x = 1,849,258.80 × 736,430.67
  4. Step 4: Simplify right side
    1,340,042.67x = 1,361,850,897,087.40
  5. Step 5: Solve for x
    x = 1,361,850,897,087.40/1,340,042.67
  6. Step 6: Final answer
    x = 1,016,274.28

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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.