Home / 3,280,515.90-4,920,773.85-1,036,653.90

Finding the Fourth Proportional to 3,280,515.90, 4,920,773.85 and 1,036,653.90

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Solution

The fourth proportional to 3,280,515.90, 4,920,773.85 and 1,036,653.90 is: 1,554,980.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,515.90 : 4,920,773.85 = 1,036,653.90 : x
  2. Step 2: Convert to fraction form
    3,280,515.90/4,920,773.85 = 1,036,653.90/x
  3. Step 3: Cross multiply
    3,280,515.90x = 4,920,773.85 × 1,036,653.90
  4. Step 4: Simplify right side
    3,280,515.90x = 5,101,139,402,620.51
  5. Step 5: Solve for x
    x = 5,101,139,402,620.51/3,280,515.90
  6. Step 6: Final answer
    x = 1,554,980.85

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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.