Home / 1,852,871.40-2,779,307.10-1,766,266.20

Finding the Fourth Proportional to 1,852,871.40, 2,779,307.10 and 1,766,266.20

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Solution

The fourth proportional to 1,852,871.40, 2,779,307.10 and 1,766,266.20 is: 2,649,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852,871.40 : 2,779,307.10 = 1,766,266.20 : x
  2. Step 2: Convert to fraction form
    1,852,871.40/2,779,307.10 = 1,766,266.20/x
  3. Step 3: Cross multiply
    1,852,871.40x = 2,779,307.10 × 1,766,266.20
  4. Step 4: Simplify right side
    1,852,871.40x = 4,908,996,190,150.02
  5. Step 5: Solve for x
    x = 4,908,996,190,150.02/1,852,871.40
  6. Step 6: Final answer
    x = 2,649,399.30

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Similar ratio
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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.