Home / 1,484,442.72-2,048,522.40-805,364.64

Finding the Fourth Proportional to 1,484,442.72, 2,048,522.40 and 805,364.64

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Solution

The fourth proportional to 1,484,442.72, 2,048,522.40 and 805,364.64 is: 1,111,398.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,442.72 : 2,048,522.40 = 805,364.64 : x
  2. Step 2: Convert to fraction form
    1,484,442.72/2,048,522.40 = 805,364.64/x
  3. Step 3: Cross multiply
    1,484,442.72x = 2,048,522.40 × 805,364.64
  4. Step 4: Simplify right side
    1,484,442.72x = 1,649,807,505,207.94
  5. Step 5: Solve for x
    x = 1,649,807,505,207.94/1,484,442.72
  6. Step 6: Final answer
    x = 1,111,398.56

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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.