Home / 2,689,298.40-4,033,947.60-983,438.40

Finding the Fourth Proportional to 2,689,298.40, 4,033,947.60 and 983,438.40

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Solution

The fourth proportional to 2,689,298.40, 4,033,947.60 and 983,438.40 is: 1,475,157.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,298.40 : 4,033,947.60 = 983,438.40 : x
  2. Step 2: Convert to fraction form
    2,689,298.40/4,033,947.60 = 983,438.40/x
  3. Step 3: Cross multiply
    2,689,298.40x = 4,033,947.60 × 983,438.40
  4. Step 4: Simplify right side
    2,689,298.40x = 3,967,138,973,427.84
  5. Step 5: Solve for x
    x = 3,967,138,973,427.84/2,689,298.40
  6. Step 6: Final answer
    x = 1,475,157.60

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Similar ratio
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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.