Home / 1,148,829.96-1,585,597.94-665,395

Finding the Fourth Proportional to 1,148,829.96, 1,585,597.94 and 665,395

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Solution

The fourth proportional to 1,148,829.96, 1,585,597.94 and 665,395 is: 918,368.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,829.96 : 1,585,597.94 = 665,395 : x
  2. Step 2: Convert to fraction form
    1,148,829.96/1,585,597.94 = 665,395/x
  3. Step 3: Cross multiply
    1,148,829.96x = 1,585,597.94 × 665,395
  4. Step 4: Simplify right side
    1,148,829.96x = 1,055,048,941,286.30
  5. Step 5: Solve for x
    x = 1,055,048,941,286.30/1,148,829.96
  6. Step 6: Final answer
    x = 918,368.23

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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.