Home / 1,664,911.02-2,297,577.21-900,964.59

Finding the Fourth Proportional to 1,664,911.02, 2,297,577.21 and 900,964.59

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Solution

The fourth proportional to 1,664,911.02, 2,297,577.21 and 900,964.59 is: 1,243,331.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,911.02 : 2,297,577.21 = 900,964.59 : x
  2. Step 2: Convert to fraction form
    1,664,911.02/2,297,577.21 = 900,964.59/x
  3. Step 3: Cross multiply
    1,664,911.02x = 2,297,577.21 × 900,964.59
  4. Step 4: Simplify right side
    1,664,911.02x = 2,070,035,709,000.99
  5. Step 5: Solve for x
    x = 2,070,035,709,000.99/1,664,911.02
  6. Step 6: Final answer
    x = 1,243,331.14

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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.