Home / 1,615,654.08-2,426,630.40-1,316,355.84

Finding the Fourth Proportional to 1,615,654.08, 2,426,630.40 and 1,316,355.84

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Solution

The fourth proportional to 1,615,654.08, 2,426,630.40 and 1,316,355.84 is: 1,977,099.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,654.08 : 2,426,630.40 = 1,316,355.84 : x
  2. Step 2: Convert to fraction form
    1,615,654.08/2,426,630.40 = 1,316,355.84/x
  3. Step 3: Cross multiply
    1,615,654.08x = 2,426,630.40 × 1,316,355.84
  4. Step 4: Simplify right side
    1,615,654.08x = 3,194,309,098,561.54
  5. Step 5: Solve for x
    x = 3,194,309,098,561.54/1,615,654.08
  6. Step 6: Final answer
    x = 1,977,099.64

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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.