Home / 1,295,237.70-1,942,856.55-735,365.70

Finding the Fourth Proportional to 1,295,237.70, 1,942,856.55 and 735,365.70

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Solution

The fourth proportional to 1,295,237.70, 1,942,856.55 and 735,365.70 is: 1,103,048.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,237.70 : 1,942,856.55 = 735,365.70 : x
  2. Step 2: Convert to fraction form
    1,295,237.70/1,942,856.55 = 735,365.70/x
  3. Step 3: Cross multiply
    1,295,237.70x = 1,942,856.55 × 735,365.70
  4. Step 4: Simplify right side
    1,295,237.70x = 1,428,710,066,890.34
  5. Step 5: Solve for x
    x = 1,428,710,066,890.34/1,295,237.70
  6. Step 6: Final answer
    x = 1,103,048.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.