Home / 3,113,641.80-4,670,462.70-1,853,929.80

Finding the Fourth Proportional to 3,113,641.80, 4,670,462.70 and 1,853,929.80

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Solution

The fourth proportional to 3,113,641.80, 4,670,462.70 and 1,853,929.80 is: 2,780,894.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,641.80 : 4,670,462.70 = 1,853,929.80 : x
  2. Step 2: Convert to fraction form
    3,113,641.80/4,670,462.70 = 1,853,929.80/x
  3. Step 3: Cross multiply
    3,113,641.80x = 4,670,462.70 × 1,853,929.80
  4. Step 4: Simplify right side
    3,113,641.80x = 8,658,709,979,318.46
  5. Step 5: Solve for x
    x = 8,658,709,979,318.46/3,113,641.80
  6. Step 6: Final answer
    x = 2,780,894.70

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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.