Home / 2,918,934.63-4,028,378.87-1,630,024.13

Finding the Fourth Proportional to 2,918,934.63, 4,028,378.87 and 1,630,024.13

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Solution

The fourth proportional to 2,918,934.63, 4,028,378.87 and 1,630,024.13 is: 2,249,572.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,934.63 : 4,028,378.87 = 1,630,024.13 : x
  2. Step 2: Convert to fraction form
    2,918,934.63/4,028,378.87 = 1,630,024.13/x
  3. Step 3: Cross multiply
    2,918,934.63x = 4,028,378.87 × 1,630,024.13
  4. Step 4: Simplify right side
    2,918,934.63x = 6,566,354,777,028.14
  5. Step 5: Solve for x
    x = 6,566,354,777,028.14/2,918,934.63
  6. Step 6: Final answer
    x = 2,249,572.40

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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.