Home / 1,664,263.20-2,296,678.23-900,316.56

Finding the Fourth Proportional to 1,664,263.20, 2,296,678.23 and 900,316.56

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Solution

The fourth proportional to 1,664,263.20, 2,296,678.23 and 900,316.56 is: 1,242,434.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,263.20 : 2,296,678.23 = 900,316.56 : x
  2. Step 2: Convert to fraction form
    1,664,263.20/2,296,678.23 = 900,316.56/x
  3. Step 3: Cross multiply
    1,664,263.20x = 2,296,678.23 × 900,316.56
  4. Step 4: Simplify right side
    1,664,263.20x = 2,067,737,443,460.49
  5. Step 5: Solve for x
    x = 2,067,737,443,460.49/1,664,263.20
  6. Step 6: Final answer
    x = 1,242,434.16

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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.