Home / 1,477,996.20-2,217,869.10-974,014.20

Finding the Fourth Proportional to 1,477,996.20, 2,217,869.10 and 974,014.20

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Solution

The fourth proportional to 1,477,996.20, 2,217,869.10 and 974,014.20 is: 1,461,597.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,996.20 : 2,217,869.10 = 974,014.20 : x
  2. Step 2: Convert to fraction form
    1,477,996.20/2,217,869.10 = 974,014.20/x
  3. Step 3: Cross multiply
    1,477,996.20x = 2,217,869.10 × 974,014.20
  4. Step 4: Simplify right side
    1,477,996.20x = 2,160,235,997,141.22
  5. Step 5: Solve for x
    x = 2,160,235,997,141.22/1,477,996.20
  6. Step 6: Final answer
    x = 1,461,597.80

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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.