Home / 1,429,645.23-1,972,900.23-785,052.50

Finding the Fourth Proportional to 1,429,645.23, 1,972,900.23 and 785,052.50

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Solution

The fourth proportional to 1,429,645.23, 1,972,900.23 and 785,052.50 is: 1,083,366.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,645.23 : 1,972,900.23 = 785,052.50 : x
  2. Step 2: Convert to fraction form
    1,429,645.23/1,972,900.23 = 785,052.50/x
  3. Step 3: Cross multiply
    1,429,645.23x = 1,972,900.23 × 785,052.50
  4. Step 4: Simplify right side
    1,429,645.23x = 1,548,830,247,947.57
  5. Step 5: Solve for x
    x = 1,548,830,247,947.57/1,429,645.23
  6. Step 6: Final answer
    x = 1,083,366.85

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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.