Home / 3,888,003.40-5,832,005.10-1,192,307.20

Finding the Fourth Proportional to 3,888,003.40, 5,832,005.10 and 1,192,307.20

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Solution

The fourth proportional to 3,888,003.40, 5,832,005.10 and 1,192,307.20 is: 1,788,460.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,003.40 : 5,832,005.10 = 1,192,307.20 : x
  2. Step 2: Convert to fraction form
    3,888,003.40/5,832,005.10 = 1,192,307.20/x
  3. Step 3: Cross multiply
    3,888,003.40x = 5,832,005.10 × 1,192,307.20
  4. Step 4: Simplify right side
    3,888,003.40x = 6,953,541,671,166.72
  5. Step 5: Solve for x
    x = 6,953,541,671,166.72/3,888,003.40
  6. Step 6: Final answer
    x = 1,788,460.80

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1.5x scale

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.