Home / 1,600,903.40-2,400,534.30-478,826.60

Finding the Fourth Proportional to 1,600,903.40, 2,400,534.30 and 478,826.60

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Solution

The fourth proportional to 1,600,903.40, 2,400,534.30 and 478,826.60 is: 717,994.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,903.40 : 2,400,534.30 = 478,826.60 : x
  2. Step 2: Convert to fraction form
    1,600,903.40/2,400,534.30 = 478,826.60/x
  3. Step 3: Cross multiply
    1,600,903.40x = 2,400,534.30 × 478,826.60
  4. Step 4: Simplify right side
    1,600,903.40x = 1,149,439,677,052.38
  5. Step 5: Solve for x
    x = 1,149,439,677,052.38/1,600,903.40
  6. Step 6: Final answer
    x = 717,994.40

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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.