Home / 1,600,889.37-2,209,280.04-875,720.49

Finding the Fourth Proportional to 1,600,889.37, 2,209,280.04 and 875,720.49

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Solution

The fourth proportional to 1,600,889.37, 2,209,280.04 and 875,720.49 is: 1,208,523.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,889.37 : 2,209,280.04 = 875,720.49 : x
  2. Step 2: Convert to fraction form
    1,600,889.37/2,209,280.04 = 875,720.49/x
  3. Step 3: Cross multiply
    1,600,889.37x = 2,209,280.04 × 875,720.49
  4. Step 4: Simplify right side
    1,600,889.37x = 1,934,711,799,176.02
  5. Step 5: Solve for x
    x = 1,934,711,799,176.02/1,600,889.37
  6. Step 6: Final answer
    x = 1,208,523.11

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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.