Home / 4,013,927.76-5,539,223.21-2,178,385.56

Finding the Fourth Proportional to 4,013,927.76, 5,539,223.21 and 2,178,385.56

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Solution

The fourth proportional to 4,013,927.76, 5,539,223.21 and 2,178,385.56 is: 3,006,173.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013,927.76 : 5,539,223.21 = 2,178,385.56 : x
  2. Step 2: Convert to fraction form
    4,013,927.76/5,539,223.21 = 2,178,385.56/x
  3. Step 3: Cross multiply
    4,013,927.76x = 5,539,223.21 × 2,178,385.56
  4. Step 4: Simplify right side
    4,013,927.76x = 12,066,563,854,280.85
  5. Step 5: Solve for x
    x = 12,066,563,854,280.85/4,013,927.76
  6. Step 6: Final answer
    x = 3,006,173.65

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Double scale
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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.