Home / 3,386,898.87-4,673,317.48-1,916,800.50

Finding the Fourth Proportional to 3,386,898.87, 4,673,317.48 and 1,916,800.50

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Solution

The fourth proportional to 3,386,898.87, 4,673,317.48 and 1,916,800.50 is: 2,644,843.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386,898.87 : 4,673,317.48 = 1,916,800.50 : x
  2. Step 2: Convert to fraction form
    3,386,898.87/4,673,317.48 = 1,916,800.50/x
  3. Step 3: Cross multiply
    3,386,898.87x = 4,673,317.48 × 1,916,800.50
  4. Step 4: Simplify right side
    3,386,898.87x = 8,957,817,282,322.74
  5. Step 5: Solve for x
    x = 8,957,817,282,322.74/3,386,898.87
  6. Step 6: Final answer
    x = 2,644,843.45

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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.