Home / 1,195,320.60-1,793,960.10-1,185,989.40

Finding the Fourth Proportional to 1,195,320.60, 1,793,960.10 and 1,185,989.40

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Solution

The fourth proportional to 1,195,320.60, 1,793,960.10 and 1,185,989.40 is: 1,779,955.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,320.60 : 1,793,960.10 = 1,185,989.40 : x
  2. Step 2: Convert to fraction form
    1,195,320.60/1,793,960.10 = 1,185,989.40/x
  3. Step 3: Cross multiply
    1,195,320.60x = 1,793,960.10 × 1,185,989.40
  4. Step 4: Simplify right side
    1,195,320.60x = 2,127,617,662,622.94
  5. Step 5: Solve for x
    x = 2,127,617,662,622.94/1,195,320.60
  6. Step 6: Final answer
    x = 1,779,955.66

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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.