Home / 1,012,299.84-1,397,187.36-842,368.32

Finding the Fourth Proportional to 1,012,299.84, 1,397,187.36 and 842,368.32

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Solution

The fourth proportional to 1,012,299.84, 1,397,187.36 and 842,368.32 is: 1,162,646.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,299.84 : 1,397,187.36 = 842,368.32 : x
  2. Step 2: Convert to fraction form
    1,012,299.84/1,397,187.36 = 842,368.32/x
  3. Step 3: Cross multiply
    1,012,299.84x = 1,397,187.36 × 842,368.32
  4. Step 4: Simplify right side
    1,012,299.84x = 1,176,946,369,168.44
  5. Step 5: Solve for x
    x = 1,176,946,369,168.44/1,012,299.84
  6. Step 6: Final answer
    x = 1,162,646.01

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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.