Home / 2,233,643.40-3,350,465.10-1,985,637.60

Finding the Fourth Proportional to 2,233,643.40, 3,350,465.10 and 1,985,637.60

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Solution

The fourth proportional to 2,233,643.40, 3,350,465.10 and 1,985,637.60 is: 2,978,456.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,233,643.40 : 3,350,465.10 = 1,985,637.60 : x
  2. Step 2: Convert to fraction form
    2,233,643.40/3,350,465.10 = 1,985,637.60/x
  3. Step 3: Cross multiply
    2,233,643.40x = 3,350,465.10 × 1,985,637.60
  4. Step 4: Simplify right side
    2,233,643.40x = 6,652,809,480,047.76
  5. Step 5: Solve for x
    x = 6,652,809,480,047.76/2,233,643.40
  6. Step 6: Final answer
    x = 2,978,456.40

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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.