Home / 1,957,690.69-2,701,631.58-1,098,269.40

Finding the Fourth Proportional to 1,957,690.69, 2,701,631.58 and 1,098,269.40

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Solution

The fourth proportional to 1,957,690.69, 2,701,631.58 and 1,098,269.40 is: 1,515,622.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957,690.69 : 2,701,631.58 = 1,098,269.40 : x
  2. Step 2: Convert to fraction form
    1,957,690.69/2,701,631.58 = 1,098,269.40/x
  3. Step 3: Cross multiply
    1,957,690.69x = 2,701,631.58 × 1,098,269.40
  4. Step 4: Simplify right side
    1,957,690.69x = 2,967,119,294,387.65
  5. Step 5: Solve for x
    x = 2,967,119,294,387.65/1,957,690.69
  6. Step 6: Final answer
    x = 1,515,622.11

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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.