Home / 2,664,742.20-3,997,113.30-1,852,927.80

Finding the Fourth Proportional to 2,664,742.20, 3,997,113.30 and 1,852,927.80

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Solution

The fourth proportional to 2,664,742.20, 3,997,113.30 and 1,852,927.80 is: 2,779,391.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,742.20 : 3,997,113.30 = 1,852,927.80 : x
  2. Step 2: Convert to fraction form
    2,664,742.20/3,997,113.30 = 1,852,927.80/x
  3. Step 3: Cross multiply
    2,664,742.20x = 3,997,113.30 × 1,852,927.80
  4. Step 4: Simplify right side
    2,664,742.20x = 7,406,362,353,319.74
  5. Step 5: Solve for x
    x = 7,406,362,353,319.74/2,664,742.20
  6. Step 6: Final answer
    x = 2,779,391.70

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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.