Home / 3,578,630.47-5,368,123.10-1,020,222.36

Finding the Fourth Proportional to 3,578,630.47, 5,368,123.10 and 1,020,222.36

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Solution

The fourth proportional to 3,578,630.47, 5,368,123.10 and 1,020,222.36 is: 1,530,384.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,630.47 : 5,368,123.10 = 1,020,222.36 : x
  2. Step 2: Convert to fraction form
    3,578,630.47/5,368,123.10 = 1,020,222.36/x
  3. Step 3: Cross multiply
    3,578,630.47x = 5,368,123.10 × 1,020,222.36
  4. Step 4: Simplify right side
    3,578,630.47x = 5,476,679,232,631.54
  5. Step 5: Solve for x
    x = 5,476,679,232,631.54/3,578,630.47
  6. Step 6: Final answer
    x = 1,530,384.12

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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.