Home / 2,916,005.40-4,374,008.10-2,018,460.60

Finding the Fourth Proportional to 2,916,005.40, 4,374,008.10 and 2,018,460.60

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Solution

The fourth proportional to 2,916,005.40, 4,374,008.10 and 2,018,460.60 is: 3,027,690.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,005.40 : 4,374,008.10 = 2,018,460.60 : x
  2. Step 2: Convert to fraction form
    2,916,005.40/4,374,008.10 = 2,018,460.60/x
  3. Step 3: Cross multiply
    2,916,005.40x = 4,374,008.10 × 2,018,460.60
  4. Step 4: Simplify right side
    2,916,005.40x = 8,828,763,013,930.86
  5. Step 5: Solve for x
    x = 8,828,763,013,930.86/2,916,005.40
  6. Step 6: Final answer
    x = 3,027,690.90

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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.