Home / 1,091,513.40-1,506,399.30-608,157.24

Finding the Fourth Proportional to 1,091,513.40, 1,506,399.30 and 608,157.24

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Solution

The fourth proportional to 1,091,513.40, 1,506,399.30 and 608,157.24 is: 839,318.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,513.40 : 1,506,399.30 = 608,157.24 : x
  2. Step 2: Convert to fraction form
    1,091,513.40/1,506,399.30 = 608,157.24/x
  3. Step 3: Cross multiply
    1,091,513.40x = 1,506,399.30 × 608,157.24
  4. Step 4: Simplify right side
    1,091,513.40x = 916,127,640,625.93
  5. Step 5: Solve for x
    x = 916,127,640,625.93/1,091,513.40
  6. Step 6: Final answer
    x = 839,318.73

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1.5x scale

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.