Home / 1,210,462.60-1,815,693.90-974,266.60

Finding the Fourth Proportional to 1,210,462.60, 1,815,693.90 and 974,266.60

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Solution

The fourth proportional to 1,210,462.60, 1,815,693.90 and 974,266.60 is: 1,461,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,462.60 : 1,815,693.90 = 974,266.60 : x
  2. Step 2: Convert to fraction form
    1,210,462.60/1,815,693.90 = 974,266.60/x
  3. Step 3: Cross multiply
    1,210,462.60x = 1,815,693.90 × 974,266.60
  4. Step 4: Simplify right side
    1,210,462.60x = 1,768,969,922,593.74
  5. Step 5: Solve for x
    x = 1,768,969,922,593.74/1,210,462.60
  6. Step 6: Final answer
    x = 1,461,399.90

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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.