Home / 3,929,987.18-5,894,980.77-1,090,099.34

Finding the Fourth Proportional to 3,929,987.18, 5,894,980.77 and 1,090,099.34

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Solution

The fourth proportional to 3,929,987.18, 5,894,980.77 and 1,090,099.34 is: 1,635,149.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,987.18 : 5,894,980.77 = 1,090,099.34 : x
  2. Step 2: Convert to fraction form
    3,929,987.18/5,894,980.77 = 1,090,099.34/x
  3. Step 3: Cross multiply
    3,929,987.18x = 5,894,980.77 × 1,090,099.34
  4. Step 4: Simplify right side
    3,929,987.18x = 6,426,114,646,689.69
  5. Step 5: Solve for x
    x = 6,426,114,646,689.69/3,929,987.18
  6. Step 6: Final answer
    x = 1,635,149.01

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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.