Home / 2,779,436.40-4,171,487.40-1,360,705.20

Finding the Fourth Proportional to 2,779,436.40, 4,171,487.40 and 1,360,705.20

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Solution

The fourth proportional to 2,779,436.40, 4,171,487.40 and 1,360,705.20 is: 2,042,199.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,436.40 : 4,171,487.40 = 1,360,705.20 : x
  2. Step 2: Convert to fraction form
    2,779,436.40/4,171,487.40 = 1,360,705.20/x
  3. Step 3: Cross multiply
    2,779,436.40x = 4,171,487.40 × 1,360,705.20
  4. Step 4: Simplify right side
    2,779,436.40x = 5,676,164,596,914.48
  5. Step 5: Solve for x
    x = 5,676,164,596,914.48/2,779,436.40
  6. Step 6: Final answer
    x = 2,042,199.85

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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.