Home / 1,702,214.60-2,553,321.90-905,053.10

Finding the Fourth Proportional to 1,702,214.60, 2,553,321.90 and 905,053.10

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Solution

The fourth proportional to 1,702,214.60, 2,553,321.90 and 905,053.10 is: 1,357,579.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,214.60 : 2,553,321.90 = 905,053.10 : x
  2. Step 2: Convert to fraction form
    1,702,214.60/2,553,321.90 = 905,053.10/x
  3. Step 3: Cross multiply
    1,702,214.60x = 2,553,321.90 × 905,053.10
  4. Step 4: Simplify right side
    1,702,214.60x = 2,310,891,900,892.89
  5. Step 5: Solve for x
    x = 2,310,891,900,892.89/1,702,214.60
  6. Step 6: Final answer
    x = 1,357,579.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.