Home / 1,480,319.47-2,042,744.77-860,069.69

Finding the Fourth Proportional to 1,480,319.47, 2,042,744.77 and 860,069.69

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Solution

The fourth proportional to 1,480,319.47, 2,042,744.77 and 860,069.69 is: 1,186,840.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,319.47 : 2,042,744.77 = 860,069.69 : x
  2. Step 2: Convert to fraction form
    1,480,319.47/2,042,744.77 = 860,069.69/x
  3. Step 3: Cross multiply
    1,480,319.47x = 2,042,744.77 × 860,069.69
  4. Step 4: Simplify right side
    1,480,319.47x = 1,756,902,861,083.02
  5. Step 5: Solve for x
    x = 1,756,902,861,083.02/1,480,319.47
  6. Step 6: Final answer
    x = 1,186,840.34

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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.