Home / 2,977,110.40-4,465,665.60-2,860,988.80

Finding the Fourth Proportional to 2,977,110.40, 4,465,665.60 and 2,860,988.80

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Solution

The fourth proportional to 2,977,110.40, 4,465,665.60 and 2,860,988.80 is: 4,291,483.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977,110.40 : 4,465,665.60 = 2,860,988.80 : x
  2. Step 2: Convert to fraction form
    2,977,110.40/4,465,665.60 = 2,860,988.80/x
  3. Step 3: Cross multiply
    2,977,110.40x = 4,465,665.60 × 2,860,988.80
  4. Step 4: Simplify right side
    2,977,110.40x = 12,776,219,266,145.28
  5. Step 5: Solve for x
    x = 12,776,219,266,145.28/2,977,110.40
  6. Step 6: Final answer
    x = 4,291,483.20

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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.