Home / 1,425,705.40-2,139,035.54-466,205.25

Finding the Fourth Proportional to 1,425,705.40, 2,139,035.54 and 466,205.25

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Solution

The fourth proportional to 1,425,705.40, 2,139,035.54 and 466,205.25 is: 699,464.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,705.40 : 2,139,035.54 = 466,205.25 : x
  2. Step 2: Convert to fraction form
    1,425,705.40/2,139,035.54 = 466,205.25/x
  3. Step 3: Cross multiply
    1,425,705.40x = 2,139,035.54 × 466,205.25
  4. Step 4: Simplify right side
    1,425,705.40x = 997,229,596,353.56
  5. Step 5: Solve for x
    x = 997,229,596,353.56/1,425,705.40
  6. Step 6: Final answer
    x = 699,464.00

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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.