Home / 1,510,114.84-2,083,965.38-865,572.72

Finding the Fourth Proportional to 1,510,114.84, 2,083,965.38 and 865,572.72

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Solution

The fourth proportional to 1,510,114.84, 2,083,965.38 and 865,572.72 is: 1,194,494.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,114.84 : 2,083,965.38 = 865,572.72 : x
  2. Step 2: Convert to fraction form
    1,510,114.84/2,083,965.38 = 865,572.72/x
  3. Step 3: Cross multiply
    1,510,114.84x = 2,083,965.38 × 865,572.72
  4. Step 4: Simplify right side
    1,510,114.84x = 1,803,823,582,352.43
  5. Step 5: Solve for x
    x = 1,803,823,582,352.43/1,510,114.84
  6. Step 6: Final answer
    x = 1,194,494.31

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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.