Home / 1,600,904.40-2,400,535.80-478,827.60

Finding the Fourth Proportional to 1,600,904.40, 2,400,535.80 and 478,827.60

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Solution

The fourth proportional to 1,600,904.40, 2,400,535.80 and 478,827.60 is: 717,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,904.40 : 2,400,535.80 = 478,827.60 : x
  2. Step 2: Convert to fraction form
    1,600,904.40/2,400,535.80 = 478,827.60/x
  3. Step 3: Cross multiply
    1,600,904.40x = 2,400,535.80 × 478,827.60
  4. Step 4: Simplify right side
    1,600,904.40x = 1,149,442,795,828.08
  5. Step 5: Solve for x
    x = 1,149,442,795,828.08/1,600,904.40
  6. Step 6: Final answer
    x = 717,995.90

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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.