Home / 1,585,693.39-2,188,272.90-860,547.37

Finding the Fourth Proportional to 1,585,693.39, 2,188,272.90 and 860,547.37

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Solution

The fourth proportional to 1,585,693.39, 2,188,272.90 and 860,547.37 is: 1,187,564.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,693.39 : 2,188,272.90 = 860,547.37 : x
  2. Step 2: Convert to fraction form
    1,585,693.39/2,188,272.90 = 860,547.37/x
  3. Step 3: Cross multiply
    1,585,693.39x = 2,188,272.90 × 860,547.37
  4. Step 4: Simplify right side
    1,585,693.39x = 1,883,112,488,937.27
  5. Step 5: Solve for x
    x = 1,883,112,488,937.27/1,585,693.39
  6. Step 6: Final answer
    x = 1,187,564.07

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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.