Home / 2,095,323.70-3,138,319.95-1,815,387.70

Finding the Fourth Proportional to 2,095,323.70, 3,138,319.95 and 1,815,387.70

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Solution

The fourth proportional to 2,095,323.70, 3,138,319.95 and 1,815,387.70 is: 2,719,039.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095,323.70 : 3,138,319.95 = 1,815,387.70 : x
  2. Step 2: Convert to fraction form
    2,095,323.70/3,138,319.95 = 1,815,387.70/x
  3. Step 3: Cross multiply
    2,095,323.70x = 3,138,319.95 × 1,815,387.70
  4. Step 4: Simplify right side
    2,095,323.70x = 5,697,267,435,894.62
  5. Step 5: Solve for x
    x = 5,697,267,435,894.62/2,095,323.70
  6. Step 6: Final answer
    x = 2,719,039.28

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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.