Home / 1,585,632.29-2,188,173.95-860,480.00

Finding the Fourth Proportional to 1,585,632.29, 2,188,173.95 and 860,480.00

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Solution

The fourth proportional to 1,585,632.29, 2,188,173.95 and 860,480.00 is: 1,187,463.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,632.29 : 2,188,173.95 = 860,480.00 : x
  2. Step 2: Convert to fraction form
    1,585,632.29/2,188,173.95 = 860,480.00/x
  3. Step 3: Cross multiply
    1,585,632.29x = 2,188,173.95 × 860,480.00
  4. Step 4: Simplify right side
    1,585,632.29x = 1,882,879,911,706.33
  5. Step 5: Solve for x
    x = 1,882,879,911,706.33/1,585,632.29
  6. Step 6: Final answer
    x = 1,187,463.15

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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.