Home / 1,664,913.66-2,297,580.81-900,967.22

Finding the Fourth Proportional to 1,664,913.66, 2,297,580.81 and 900,967.22

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Solution

The fourth proportional to 1,664,913.66, 2,297,580.81 and 900,967.22 is: 1,243,334.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,913.66 : 2,297,580.81 = 900,967.22 : x
  2. Step 2: Convert to fraction form
    1,664,913.66/2,297,580.81 = 900,967.22/x
  3. Step 3: Cross multiply
    1,664,913.66x = 2,297,580.81 × 900,967.22
  4. Step 4: Simplify right side
    1,664,913.66x = 2,070,044,983,623.14
  5. Step 5: Solve for x
    x = 2,070,044,983,623.14/1,664,913.66
  6. Step 6: Final answer
    x = 1,243,334.73

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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.