Home / 1,917,510.57-2,646,177.05-1,046,406.60

Finding the Fourth Proportional to 1,917,510.57, 2,646,177.05 and 1,046,406.60

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Solution

The fourth proportional to 1,917,510.57, 2,646,177.05 and 1,046,406.60 is: 1,444,047.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,510.57 : 2,646,177.05 = 1,046,406.60 : x
  2. Step 2: Convert to fraction form
    1,917,510.57/2,646,177.05 = 1,046,406.60/x
  3. Step 3: Cross multiply
    1,917,510.57x = 2,646,177.05 × 1,046,406.60
  4. Step 4: Simplify right side
    1,917,510.57x = 2,768,977,132,504.55
  5. Step 5: Solve for x
    x = 2,768,977,132,504.55/1,917,510.57
  6. Step 6: Final answer
    x = 1,444,047.91

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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.