Home / 1,196,140.40-1,793,965.93-342,983.50

Finding the Fourth Proportional to 1,196,140.40, 1,793,965.93 and 342,983.50

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Solution

The fourth proportional to 1,196,140.40, 1,793,965.93 and 342,983.50 is: 514,405.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,140.40 : 1,793,965.93 = 342,983.50 : x
  2. Step 2: Convert to fraction form
    1,196,140.40/1,793,965.93 = 342,983.50/x
  3. Step 3: Cross multiply
    1,196,140.40x = 1,793,965.93 × 342,983.50
  4. Step 4: Simplify right side
    1,196,140.40x = 615,300,708,209.78
  5. Step 5: Solve for x
    x = 615,300,708,209.78/1,196,140.40
  6. Step 6: Final answer
    x = 514,405.09

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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.