Home / 1,339,947.20-1,849,106.16-736,322.24

Finding the Fourth Proportional to 1,339,947.20, 1,849,106.16 and 736,322.24

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Solution

The fourth proportional to 1,339,947.20, 1,849,106.16 and 736,322.24 is: 1,016,113.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,947.20 : 1,849,106.16 = 736,322.24 : x
  2. Step 2: Convert to fraction form
    1,339,947.20/1,849,106.16 = 736,322.24/x
  3. Step 3: Cross multiply
    1,339,947.20x = 1,849,106.16 × 736,322.24
  4. Step 4: Simplify right side
    1,339,947.20x = 1,361,537,989,729.00
  5. Step 5: Solve for x
    x = 1,361,537,989,729.00/1,339,947.20
  6. Step 6: Final answer
    x = 1,016,113.16

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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.