Home / 1,780,569.36-2,460,538.80-1,350,051.12

Finding the Fourth Proportional to 1,780,569.36, 2,460,538.80 and 1,350,051.12

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Solution

The fourth proportional to 1,780,569.36, 2,460,538.80 and 1,350,051.12 is: 1,865,612.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,569.36 : 2,460,538.80 = 1,350,051.12 : x
  2. Step 2: Convert to fraction form
    1,780,569.36/2,460,538.80 = 1,350,051.12/x
  3. Step 3: Cross multiply
    1,780,569.36x = 2,460,538.80 × 1,350,051.12
  4. Step 4: Simplify right side
    1,780,569.36x = 3,321,853,162,743.46
  5. Step 5: Solve for x
    x = 3,321,853,162,743.46/1,780,569.36
  6. Step 6: Final answer
    x = 1,865,612.90

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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.