Home / 1,316,009.36-1,816,127.88-799,587.92

Finding the Fourth Proportional to 1,316,009.36, 1,816,127.88 and 799,587.92

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Solution

The fourth proportional to 1,316,009.36, 1,816,127.88 and 799,587.92 is: 1,103,452.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,009.36 : 1,816,127.88 = 799,587.92 : x
  2. Step 2: Convert to fraction form
    1,316,009.36/1,816,127.88 = 799,587.92/x
  3. Step 3: Cross multiply
    1,316,009.36x = 1,816,127.88 × 799,587.92
  4. Step 4: Simplify right side
    1,316,009.36x = 1,452,153,914,023.21
  5. Step 5: Solve for x
    x = 1,452,153,914,023.21/1,316,009.36
  6. Step 6: Final answer
    x = 1,103,452.57

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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.