Home / 1,585,526.03-2,188,014.81-860,355.30

Finding the Fourth Proportional to 1,585,526.03, 2,188,014.81 and 860,355.30

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Solution

The fourth proportional to 1,585,526.03, 2,188,014.81 and 860,355.30 is: 1,187,284.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,526.03 : 2,188,014.81 = 860,355.30 : x
  2. Step 2: Convert to fraction form
    1,585,526.03/2,188,014.81 = 860,355.30/x
  3. Step 3: Cross multiply
    1,585,526.03x = 2,188,014.81 × 860,355.30
  4. Step 4: Simplify right side
    1,585,526.03x = 1,882,470,138,261.99
  5. Step 5: Solve for x
    x = 1,882,470,138,261.99/1,585,526.03
  6. Step 6: Final answer
    x = 1,187,284.29

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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.