Home / 2,996,482.01-4,135,145.18-1,638,355.01

Finding the Fourth Proportional to 2,996,482.01, 4,135,145.18 and 1,638,355.01

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Solution

The fourth proportional to 2,996,482.01, 4,135,145.18 and 1,638,355.01 is: 2,260,929.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996,482.01 : 4,135,145.18 = 1,638,355.01 : x
  2. Step 2: Convert to fraction form
    2,996,482.01/4,135,145.18 = 1,638,355.01/x
  3. Step 3: Cross multiply
    2,996,482.01x = 4,135,145.18 × 1,638,355.01
  4. Step 4: Simplify right side
    2,996,482.01x = 6,774,835,793,862.85
  5. Step 5: Solve for x
    x = 6,774,835,793,862.85/2,996,482.01
  6. Step 6: Final answer
    x = 2,260,929.91

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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.