Home / 4,920,810.19-7,381,215.30-4,402,655.20

Finding the Fourth Proportional to 4,920,810.19, 7,381,215.30 and 4,402,655.20

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Solution

The fourth proportional to 4,920,810.19, 7,381,215.30 and 4,402,655.20 is: 6,603,982.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,810.19 : 7,381,215.30 = 4,402,655.20 : x
  2. Step 2: Convert to fraction form
    4,920,810.19/7,381,215.30 = 4,402,655.20/x
  3. Step 3: Cross multiply
    4,920,810.19x = 7,381,215.30 × 4,402,655.20
  4. Step 4: Simplify right side
    4,920,810.19x = 32,496,945,922,864.56
  5. Step 5: Solve for x
    x = 32,496,945,922,864.56/4,920,810.19
  6. Step 6: Final answer
    x = 6,603,982.81

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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.