Home / 934,735.80-1,402,103.70-926,441.40

Finding the Fourth Proportional to 934,735.80, 1,402,103.70 and 926,441.40

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Solution

The fourth proportional to 934,735.80, 1,402,103.70 and 926,441.40 is: 1,389,662.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,735.80 : 1,402,103.70 = 926,441.40 : x
  2. Step 2: Convert to fraction form
    934,735.80/1,402,103.70 = 926,441.40/x
  3. Step 3: Cross multiply
    934,735.80x = 1,402,103.70 × 926,441.40
  4. Step 4: Simplify right side
    934,735.80x = 1,298,966,914,773.18
  5. Step 5: Solve for x
    x = 1,298,966,914,773.18/934,735.80
  6. Step 6: Final answer
    x = 1,389,662.10

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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.