Home / 1,316,151.52-1,816,411.74-799,786.24

Finding the Fourth Proportional to 1,316,151.52, 1,816,411.74 and 799,786.24

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Solution

The fourth proportional to 1,316,151.52, 1,816,411.74 and 799,786.24 is: 1,103,779.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,151.52 : 1,816,411.74 = 799,786.24 : x
  2. Step 2: Convert to fraction form
    1,316,151.52/1,816,411.74 = 799,786.24/x
  3. Step 3: Cross multiply
    1,316,151.52x = 1,816,411.74 × 799,786.24
  4. Step 4: Simplify right side
    1,316,151.52x = 1,452,741,115,826.46
  5. Step 5: Solve for x
    x = 1,452,741,115,826.46/1,316,151.52
  6. Step 6: Final answer
    x = 1,103,779.54

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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.