Home / 1,664,457.63-2,296,941.90-900,494.79

Finding the Fourth Proportional to 1,664,457.63, 2,296,941.90 and 900,494.79

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Solution

The fourth proportional to 1,664,457.63, 2,296,941.90 and 900,494.79 is: 1,242,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,457.63 : 2,296,941.90 = 900,494.79 : x
  2. Step 2: Convert to fraction form
    1,664,457.63/2,296,941.90 = 900,494.79/x
  3. Step 3: Cross multiply
    1,664,457.63x = 2,296,941.90 × 900,494.79
  4. Step 4: Simplify right side
    1,664,457.63x = 2,068,384,213,882.70
  5. Step 5: Solve for x
    x = 2,068,384,213,882.70/1,664,457.63
  6. Step 6: Final answer
    x = 1,242,677.60

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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.