Home / 926,069.12-1,388,156.44-626,581.32

Finding the Fourth Proportional to 926,069.12, 1,388,156.44 and 626,581.32

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Solution

The fourth proportional to 926,069.12, 1,388,156.44 and 626,581.32 is: 939,231.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,069.12 : 1,388,156.44 = 626,581.32 : x
  2. Step 2: Convert to fraction form
    926,069.12/1,388,156.44 = 626,581.32/x
  3. Step 3: Cross multiply
    926,069.12x = 1,388,156.44 × 626,581.32
  4. Step 4: Simplify right side
    926,069.12x = 869,792,894,541.70
  5. Step 5: Solve for x
    x = 869,792,894,541.70/926,069.12
  6. Step 6: Final answer
    x = 939,231.07

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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.