Home / 1,600,592.40-2,209,113-1,028,347.92

Finding the Fourth Proportional to 1,600,592.40, 2,209,113 and 1,028,347.92

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Solution

The fourth proportional to 1,600,592.40, 2,209,113 and 1,028,347.92 is: 1,419,309.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,592.40 : 2,209,113 = 1,028,347.92 : x
  2. Step 2: Convert to fraction form
    1,600,592.40/2,209,113 = 1,028,347.92/x
  3. Step 3: Cross multiply
    1,600,592.40x = 2,209,113 × 1,028,347.92
  4. Step 4: Simplify right side
    1,600,592.40x = 2,271,736,758,594.96
  5. Step 5: Solve for x
    x = 2,271,736,758,594.96/1,600,592.40
  6. Step 6: Final answer
    x = 1,419,309.97

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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.