Home / 2,918,940.64-4,028,387.16-1,630,030.14

Finding the Fourth Proportional to 2,918,940.64, 4,028,387.16 and 1,630,030.14

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Solution

The fourth proportional to 2,918,940.64, 4,028,387.16 and 1,630,030.14 is: 2,249,580.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,940.64 : 4,028,387.16 = 1,630,030.14 : x
  2. Step 2: Convert to fraction form
    2,918,940.64/4,028,387.16 = 1,630,030.14/x
  3. Step 3: Cross multiply
    2,918,940.64x = 4,028,387.16 × 1,630,030.14
  4. Step 4: Simplify right side
    2,918,940.64x = 6,566,392,486,389.00
  5. Step 5: Solve for x
    x = 6,566,392,486,389.00/2,918,940.64
  6. Step 6: Final answer
    x = 2,249,580.69

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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.