Home / 1,223,409.90-1,835,114.85-845,496.30

Finding the Fourth Proportional to 1,223,409.90, 1,835,114.85 and 845,496.30

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Solution

The fourth proportional to 1,223,409.90, 1,835,114.85 and 845,496.30 is: 1,268,244.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,409.90 : 1,835,114.85 = 845,496.30 : x
  2. Step 2: Convert to fraction form
    1,223,409.90/1,835,114.85 = 845,496.30/x
  3. Step 3: Cross multiply
    1,223,409.90x = 1,835,114.85 × 845,496.30
  4. Step 4: Simplify right side
    1,223,409.90x = 1,551,582,815,750.06
  5. Step 5: Solve for x
    x = 1,551,582,815,750.06/1,223,409.90
  6. Step 6: Final answer
    x = 1,268,244.45

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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.