Home / 3,527,421.30-4,867,699.50-2,077,177.86

Finding the Fourth Proportional to 3,527,421.30, 4,867,699.50 and 2,077,177.86

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Solution

The fourth proportional to 3,527,421.30, 4,867,699.50 and 2,077,177.86 is: 2,866,421.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527,421.30 : 4,867,699.50 = 2,077,177.86 : x
  2. Step 2: Convert to fraction form
    3,527,421.30/4,867,699.50 = 2,077,177.86/x
  3. Step 3: Cross multiply
    3,527,421.30x = 4,867,699.50 × 2,077,177.86
  4. Step 4: Simplify right side
    3,527,421.30x = 10,111,077,630,533.07
  5. Step 5: Solve for x
    x = 10,111,077,630,533.07/3,527,421.30
  6. Step 6: Final answer
    x = 2,866,421.89

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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.