Home / 1,014,846.72-1,399,813.28-652,728.64

Finding the Fourth Proportional to 1,014,846.72, 1,399,813.28 and 652,728.64

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Solution

The fourth proportional to 1,014,846.72, 1,399,813.28 and 652,728.64 is: 900,331.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,846.72 : 1,399,813.28 = 652,728.64 : x
  2. Step 2: Convert to fraction form
    1,014,846.72/1,399,813.28 = 652,728.64/x
  3. Step 3: Cross multiply
    1,014,846.72x = 1,399,813.28 × 652,728.64
  4. Step 4: Simplify right side
    1,014,846.72x = 913,698,218,508.34
  5. Step 5: Solve for x
    x = 913,698,218,508.34/1,014,846.72
  6. Step 6: Final answer
    x = 900,331.25

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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.