Home / 1,509,895.28-2,083,741.71-865,422.83

Finding the Fourth Proportional to 1,509,895.28, 2,083,741.71 and 865,422.83

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Solution

The fourth proportional to 1,509,895.28, 2,083,741.71 and 865,422.83 is: 1,194,332.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,895.28 : 2,083,741.71 = 865,422.83 : x
  2. Step 2: Convert to fraction form
    1,509,895.28/2,083,741.71 = 865,422.83/x
  3. Step 3: Cross multiply
    1,509,895.28x = 2,083,741.71 × 865,422.83
  4. Step 4: Simplify right side
    1,509,895.28x = 1,803,317,649,621.26
  5. Step 5: Solve for x
    x = 1,803,317,649,621.26/1,509,895.28
  6. Step 6: Final answer
    x = 1,194,332.93

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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.