Home / 3,618,658.35-4,993,835.27-1,964,875.16

Finding the Fourth Proportional to 3,618,658.35, 4,993,835.27 and 1,964,875.16

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Solution

The fourth proportional to 3,618,658.35, 4,993,835.27 and 1,964,875.16 is: 2,711,574.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,658.35 : 4,993,835.27 = 1,964,875.16 : x
  2. Step 2: Convert to fraction form
    3,618,658.35/4,993,835.27 = 1,964,875.16/x
  3. Step 3: Cross multiply
    3,618,658.35x = 4,993,835.27 × 1,964,875.16
  4. Step 4: Simplify right side
    3,618,658.35x = 9,812,262,875,154.89
  5. Step 5: Solve for x
    x = 9,812,262,875,154.89/3,618,658.35
  6. Step 6: Final answer
    x = 2,711,574.82

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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.