Home / 3,470,238.74-4,788,248.91-2,180,331.80

Finding the Fourth Proportional to 3,470,238.74, 4,788,248.91 and 2,180,331.80

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Solution

The fourth proportional to 3,470,238.74, 4,788,248.91 and 2,180,331.80 is: 3,008,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470,238.74 : 4,788,248.91 = 2,180,331.80 : x
  2. Step 2: Convert to fraction form
    3,470,238.74/4,788,248.91 = 2,180,331.80/x
  3. Step 3: Cross multiply
    3,470,238.74x = 4,788,248.91 × 2,180,331.80
  4. Step 4: Simplify right side
    3,470,238.74x = 10,439,971,364,788.34
  5. Step 5: Solve for x
    x = 10,439,971,364,788.34/3,470,238.74
  6. Step 6: Final answer
    x = 3,008,430.30

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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.