Home / 2,807,848.90-4,212,239.10-985,741.48

Finding the Fourth Proportional to 2,807,848.90, 4,212,239.10 and 985,741.48

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Solution

The fourth proportional to 2,807,848.90, 4,212,239.10 and 985,741.48 is: 1,478,775.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,848.90 : 4,212,239.10 = 985,741.48 : x
  2. Step 2: Convert to fraction form
    2,807,848.90/4,212,239.10 = 985,741.48/x
  3. Step 3: Cross multiply
    2,807,848.90x = 4,212,239.10 × 985,741.48
  4. Step 4: Simplify right side
    2,807,848.90x = 4,152,178,804,547.87
  5. Step 5: Solve for x
    x = 4,152,178,804,547.87/2,807,848.90
  6. Step 6: Final answer
    x = 1,478,775.73

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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.