Home / 3,001,765.65-4,139,637.87-2,778,837.45

Finding the Fourth Proportional to 3,001,765.65, 4,139,637.87 and 2,778,837.45

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Solution

The fourth proportional to 3,001,765.65, 4,139,637.87 and 2,778,837.45 is: 3,832,204.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001,765.65 : 4,139,637.87 = 2,778,837.45 : x
  2. Step 2: Convert to fraction form
    3,001,765.65/4,139,637.87 = 2,778,837.45/x
  3. Step 3: Cross multiply
    3,001,765.65x = 4,139,637.87 × 2,778,837.45
  4. Step 4: Simplify right side
    3,001,765.65x = 11,503,380,742,594.23
  5. Step 5: Solve for x
    x = 11,503,380,742,594.23/3,001,765.65
  6. Step 6: Final answer
    x = 3,832,204.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.