Home / 3,148,271.30-4,732,904.55-2,686,376.90

Finding the Fourth Proportional to 3,148,271.30, 4,732,904.55 and 2,686,376.90

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Solution

The fourth proportional to 3,148,271.30, 4,732,904.55 and 2,686,376.90 is: 4,038,522.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,271.30 : 4,732,904.55 = 2,686,376.90 : x
  2. Step 2: Convert to fraction form
    3,148,271.30/4,732,904.55 = 2,686,376.90/x
  3. Step 3: Cross multiply
    3,148,271.30x = 4,732,904.55 × 2,686,376.90
  4. Step 4: Simplify right side
    3,148,271.30x = 12,714,365,453,024.89
  5. Step 5: Solve for x
    x = 12,714,365,453,024.89/3,148,271.30
  6. Step 6: Final answer
    x = 4,038,522.81

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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.