Home / 2,664,815.40-3,997,223.10-670,271.40

Finding the Fourth Proportional to 2,664,815.40, 3,997,223.10 and 670,271.40

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Solution

The fourth proportional to 2,664,815.40, 3,997,223.10 and 670,271.40 is: 1,005,407.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,815.40 : 3,997,223.10 = 670,271.40 : x
  2. Step 2: Convert to fraction form
    2,664,815.40/3,997,223.10 = 670,271.40/x
  3. Step 3: Cross multiply
    2,664,815.40x = 3,997,223.10 × 670,271.40
  4. Step 4: Simplify right side
    2,664,815.40x = 2,679,224,323,349.34
  5. Step 5: Solve for x
    x = 2,679,224,323,349.34/2,664,815.40
  6. Step 6: Final answer
    x = 1,005,407.10

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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.