Home / 1,133,187.20-1,696,281.60-658,462.40

Finding the Fourth Proportional to 1,133,187.20, 1,696,281.60 and 658,462.40

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Solution

The fourth proportional to 1,133,187.20, 1,696,281.60 and 658,462.40 is: 985,660.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,187.20 : 1,696,281.60 = 658,462.40 : x
  2. Step 2: Convert to fraction form
    1,133,187.20/1,696,281.60 = 658,462.40/x
  3. Step 3: Cross multiply
    1,133,187.20x = 1,696,281.60 × 658,462.40
  4. Step 4: Simplify right side
    1,133,187.20x = 1,116,937,653,411.84
  5. Step 5: Solve for x
    x = 1,116,937,653,411.84/1,133,187.20
  6. Step 6: Final answer
    x = 985,660.32

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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.