Home / 1,411,990.05-2,116,742.87-559,659.98

Finding the Fourth Proportional to 1,411,990.05, 2,116,742.87 and 559,659.98

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Solution

The fourth proportional to 1,411,990.05, 2,116,742.87 and 559,659.98 is: 838,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,990.05 : 2,116,742.87 = 559,659.98 : x
  2. Step 2: Convert to fraction form
    1,411,990.05/2,116,742.87 = 559,659.98/x
  3. Step 3: Cross multiply
    1,411,990.05x = 2,116,742.87 × 559,659.98
  4. Step 4: Simplify right side
    1,411,990.05x = 1,184,656,258,907.33
  5. Step 5: Solve for x
    x = 1,184,656,258,907.33/1,411,990.05
  6. Step 6: Final answer
    x = 838,997.60

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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.