Home / 1,241,459.40-1,862,016.30-400,096.20

Finding the Fourth Proportional to 1,241,459.40, 1,862,016.30 and 400,096.20

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Solution

The fourth proportional to 1,241,459.40, 1,862,016.30 and 400,096.20 is: 600,088.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,459.40 : 1,862,016.30 = 400,096.20 : x
  2. Step 2: Convert to fraction form
    1,241,459.40/1,862,016.30 = 400,096.20/x
  3. Step 3: Cross multiply
    1,241,459.40x = 1,862,016.30 × 400,096.20
  4. Step 4: Simplify right side
    1,241,459.40x = 744,985,645,968.06
  5. Step 5: Solve for x
    x = 744,985,645,968.06/1,241,459.40
  6. Step 6: Final answer
    x = 600,088.61

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1.5x scale

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.