Home / 1,600,904.90-2,400,536.55-478,828.10

Finding the Fourth Proportional to 1,600,904.90, 2,400,536.55 and 478,828.10

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Solution

The fourth proportional to 1,600,904.90, 2,400,536.55 and 478,828.10 is: 717,996.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,904.90 : 2,400,536.55 = 478,828.10 : x
  2. Step 2: Convert to fraction form
    1,600,904.90/2,400,536.55 = 478,828.10/x
  3. Step 3: Cross multiply
    1,600,904.90x = 2,400,536.55 × 478,828.10
  4. Step 4: Simplify right side
    1,600,904.90x = 1,149,444,355,217.06
  5. Step 5: Solve for x
    x = 1,149,444,355,217.06/1,600,904.90
  6. Step 6: Final answer
    x = 717,996.65

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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.