Home / 1,088,855.90-1,632,117.45-489,715.10

Finding the Fourth Proportional to 1,088,855.90, 1,632,117.45 and 489,715.10

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Solution

The fourth proportional to 1,088,855.90, 1,632,117.45 and 489,715.10 is: 734,048.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,855.90 : 1,632,117.45 = 489,715.10 : x
  2. Step 2: Convert to fraction form
    1,088,855.90/1,632,117.45 = 489,715.10/x
  3. Step 3: Cross multiply
    1,088,855.90x = 1,632,117.45 × 489,715.10
  4. Step 4: Simplify right side
    1,088,855.90x = 799,272,560,238.50
  5. Step 5: Solve for x
    x = 799,272,560,238.50/1,088,855.90
  6. Step 6: Final answer
    x = 734,048.06

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1.5x scale

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.