Home / 1,975,399.20-2,963,228.40-555,501.60

Finding the Fourth Proportional to 1,975,399.20, 2,963,228.40 and 555,501.60

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Solution

The fourth proportional to 1,975,399.20, 2,963,228.40 and 555,501.60 is: 833,288.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,399.20 : 2,963,228.40 = 555,501.60 : x
  2. Step 2: Convert to fraction form
    1,975,399.20/2,963,228.40 = 555,501.60/x
  3. Step 3: Cross multiply
    1,975,399.20x = 2,963,228.40 × 555,501.60
  4. Step 4: Simplify right side
    1,975,399.20x = 1,646,078,117,365.44
  5. Step 5: Solve for x
    x = 1,646,078,117,365.44/1,975,399.20
  6. Step 6: Final answer
    x = 833,288.84

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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.