Home / 3,480,808.05-4,803,440.62-1,931,979.41

Finding the Fourth Proportional to 3,480,808.05, 4,803,440.62 and 1,931,979.41

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Solution

The fourth proportional to 3,480,808.05, 4,803,440.62 and 1,931,979.41 is: 2,666,090.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480,808.05 : 4,803,440.62 = 1,931,979.41 : x
  2. Step 2: Convert to fraction form
    3,480,808.05/4,803,440.62 = 1,931,979.41/x
  3. Step 3: Cross multiply
    3,480,808.05x = 4,803,440.62 × 1,931,979.41
  4. Step 4: Simplify right side
    3,480,808.05x = 9,280,148,374,997.64
  5. Step 5: Solve for x
    x = 9,280,148,374,997.64/3,480,808.05
  6. Step 6: Final answer
    x = 2,666,090.24

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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.