Home / 3,015,015.40-4,521,210.90-992,477.80

Finding the Fourth Proportional to 3,015,015.40, 4,521,210.90 and 992,477.80

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Solution

The fourth proportional to 3,015,015.40, 4,521,210.90 and 992,477.80 is: 1,488,284.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,015.40 : 4,521,210.90 = 992,477.80 : x
  2. Step 2: Convert to fraction form
    3,015,015.40/4,521,210.90 = 992,477.80/x
  3. Step 3: Cross multiply
    3,015,015.40x = 4,521,210.90 × 992,477.80
  4. Step 4: Simplify right side
    3,015,015.40x = 4,487,201,447,368.02
  5. Step 5: Solve for x
    x = 4,487,201,447,368.02/3,015,015.40
  6. Step 6: Final answer
    x = 1,488,284.75

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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.