Home / 1,151,036.40-1,726,554.60-913,090.80

Finding the Fourth Proportional to 1,151,036.40, 1,726,554.60 and 913,090.80

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Solution

The fourth proportional to 1,151,036.40, 1,726,554.60 and 913,090.80 is: 1,369,636.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,036.40 : 1,726,554.60 = 913,090.80 : x
  2. Step 2: Convert to fraction form
    1,151,036.40/1,726,554.60 = 913,090.80/x
  3. Step 3: Cross multiply
    1,151,036.40x = 1,726,554.60 × 913,090.80
  4. Step 4: Simplify right side
    1,151,036.40x = 1,576,501,120,957.68
  5. Step 5: Solve for x
    x = 1,576,501,120,957.68/1,151,036.40
  6. Step 6: Final answer
    x = 1,369,636.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.