Home / 1,664,931.57-2,297,611.34-900,984.93

Finding the Fourth Proportional to 1,664,931.57, 2,297,611.34 and 900,984.93

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Solution

The fourth proportional to 1,664,931.57, 2,297,611.34 and 900,984.93 is: 1,243,362.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,931.57 : 2,297,611.34 = 900,984.93 : x
  2. Step 2: Convert to fraction form
    1,664,931.57/2,297,611.34 = 900,984.93/x
  3. Step 3: Cross multiply
    1,664,931.57x = 2,297,611.34 × 900,984.93
  4. Step 4: Simplify right side
    1,664,931.57x = 2,070,113,192,337.11
  5. Step 5: Solve for x
    x = 2,070,113,192,337.11/1,664,931.57
  6. Step 6: Final answer
    x = 1,243,362.33

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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.