Home / 1,230,465.27-1,697,788.56-707,074.79

Finding the Fourth Proportional to 1,230,465.27, 1,697,788.56 and 707,074.79

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Solution

The fourth proportional to 1,230,465.27, 1,697,788.56 and 707,074.79 is: 975,617.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,465.27 : 1,697,788.56 = 707,074.79 : x
  2. Step 2: Convert to fraction form
    1,230,465.27/1,697,788.56 = 707,074.79/x
  3. Step 3: Cross multiply
    1,230,465.27x = 1,697,788.56 × 707,074.79
  4. Step 4: Simplify right side
    1,230,465.27x = 1,200,463,490,055.70
  5. Step 5: Solve for x
    x = 1,200,463,490,055.70/1,230,465.27
  6. Step 6: Final answer
    x = 975,617.54

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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.