Home / 1,064,230.80-1,596,346.20-987,248.40

Finding the Fourth Proportional to 1,064,230.80, 1,596,346.20 and 987,248.40

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Solution

The fourth proportional to 1,064,230.80, 1,596,346.20 and 987,248.40 is: 1,480,872.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,230.80 : 1,596,346.20 = 987,248.40 : x
  2. Step 2: Convert to fraction form
    1,064,230.80/1,596,346.20 = 987,248.40/x
  3. Step 3: Cross multiply
    1,064,230.80x = 1,596,346.20 × 987,248.40
  4. Step 4: Simplify right side
    1,064,230.80x = 1,575,990,231,796.08
  5. Step 5: Solve for x
    x = 1,575,990,231,796.08/1,064,230.80
  6. Step 6: Final answer
    x = 1,480,872.60

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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.