Home / 2,287,637.64-3,430,338.66-939,439.62

Finding the Fourth Proportional to 2,287,637.64, 3,430,338.66 and 939,439.62

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Solution

The fourth proportional to 2,287,637.64, 3,430,338.66 and 939,439.62 is: 1,408,700.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,637.64 : 3,430,338.66 = 939,439.62 : x
  2. Step 2: Convert to fraction form
    2,287,637.64/3,430,338.66 = 939,439.62/x
  3. Step 3: Cross multiply
    2,287,637.64x = 3,430,338.66 × 939,439.62
  4. Step 4: Simplify right side
    2,287,637.64x = 3,222,596,047,221.71
  5. Step 5: Solve for x
    x = 3,222,596,047,221.71/2,287,637.64
  6. Step 6: Final answer
    x = 1,408,700.40

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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.