Home / 2,918,938.38-4,028,384.06-1,630,027.89

Finding the Fourth Proportional to 2,918,938.38, 4,028,384.06 and 1,630,027.89

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Solution

The fourth proportional to 2,918,938.38, 4,028,384.06 and 1,630,027.89 is: 2,249,577.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,938.38 : 4,028,384.06 = 1,630,027.89 : x
  2. Step 2: Convert to fraction form
    2,918,938.38/4,028,384.06 = 1,630,027.89/x
  3. Step 3: Cross multiply
    2,918,938.38x = 4,028,384.06 × 1,630,027.89
  4. Step 4: Simplify right side
    2,918,938.38x = 6,566,378,361,281.29
  5. Step 5: Solve for x
    x = 6,566,378,361,281.29/2,918,938.38
  6. Step 6: Final answer
    x = 2,249,577.59

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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.