Home / 1,169,947.02-1,614,537.58-686,520.23

Finding the Fourth Proportional to 1,169,947.02, 1,614,537.58 and 686,520.23

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Solution

The fourth proportional to 1,169,947.02, 1,614,537.58 and 686,520.23 is: 947,404.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,947.02 : 1,614,537.58 = 686,520.23 : x
  2. Step 2: Convert to fraction form
    1,169,947.02/1,614,537.58 = 686,520.23/x
  3. Step 3: Cross multiply
    1,169,947.02x = 1,614,537.58 × 686,520.23
  4. Step 4: Simplify right side
    1,169,947.02x = 1,108,412,699,259.95
  5. Step 5: Solve for x
    x = 1,108,412,699,259.95/1,169,947.02
  6. Step 6: Final answer
    x = 947,404.18

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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.