Home / 4,188,582.40-6,281,030.40-1,663,398.40

Finding the Fourth Proportional to 4,188,582.40, 6,281,030.40 and 1,663,398.40

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Solution

The fourth proportional to 4,188,582.40, 6,281,030.40 and 1,663,398.40 is: 2,494,365.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188,582.40 : 6,281,030.40 = 1,663,398.40 : x
  2. Step 2: Convert to fraction form
    4,188,582.40/6,281,030.40 = 1,663,398.40/x
  3. Step 3: Cross multiply
    4,188,582.40x = 6,281,030.40 × 1,663,398.40
  4. Step 4: Simplify right side
    4,188,582.40x = 10,447,855,917,711.36
  5. Step 5: Solve for x
    x = 10,447,855,917,711.36/4,188,582.40
  6. Step 6: Final answer
    x = 2,494,365.62

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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.