Home / 1,146,261.95-1,581,855.83-630,072.20

Finding the Fourth Proportional to 1,146,261.95, 1,581,855.83 and 630,072.20

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Solution

The fourth proportional to 1,146,261.95, 1,581,855.83 and 630,072.20 is: 869,507.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,261.95 : 1,581,855.83 = 630,072.20 : x
  2. Step 2: Convert to fraction form
    1,146,261.95/1,581,855.83 = 630,072.20/x
  3. Step 3: Cross multiply
    1,146,261.95x = 1,581,855.83 × 630,072.20
  4. Step 4: Simplify right side
    1,146,261.95x = 996,683,382,890.93
  5. Step 5: Solve for x
    x = 996,683,382,890.93/1,146,261.95
  6. Step 6: Final answer
    x = 869,507.52

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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.