Home / 4,174,830.60-6,262,829.10-1,778,656.20

Finding the Fourth Proportional to 4,174,830.60, 6,262,829.10 and 1,778,656.20

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Solution

The fourth proportional to 4,174,830.60, 6,262,829.10 and 1,778,656.20 is: 2,668,232.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174,830.60 : 6,262,829.10 = 1,778,656.20 : x
  2. Step 2: Convert to fraction form
    4,174,830.60/6,262,829.10 = 1,778,656.20/x
  3. Step 3: Cross multiply
    4,174,830.60x = 6,262,829.10 × 1,778,656.20
  4. Step 4: Simplify right side
    4,174,830.60x = 11,139,419,808,255.42
  5. Step 5: Solve for x
    x = 11,139,419,808,255.42/4,174,830.60
  6. Step 6: Final answer
    x = 2,668,232.77

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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.