Home / 1,489,601.48-2,234,113.86-578,782.40

Finding the Fourth Proportional to 1,489,601.48, 2,234,113.86 and 578,782.40

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Solution

The fourth proportional to 1,489,601.48, 2,234,113.86 and 578,782.40 is: 868,061.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,601.48 : 2,234,113.86 = 578,782.40 : x
  2. Step 2: Convert to fraction form
    1,489,601.48/2,234,113.86 = 578,782.40/x
  3. Step 3: Cross multiply
    1,489,601.48x = 2,234,113.86 × 578,782.40
  4. Step 4: Simplify right side
    1,489,601.48x = 1,293,065,781,764.06
  5. Step 5: Solve for x
    x = 1,293,065,781,764.06/1,489,601.48
  6. Step 6: Final answer
    x = 868,061.56

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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.