Home / 1,648,724.72-2,271,355.80-1,549,522.40

Finding the Fourth Proportional to 1,648,724.72, 2,271,355.80 and 1,549,522.40

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Solution

The fourth proportional to 1,648,724.72, 2,271,355.80 and 1,549,522.40 is: 2,134,690.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,724.72 : 2,271,355.80 = 1,549,522.40 : x
  2. Step 2: Convert to fraction form
    1,648,724.72/2,271,355.80 = 1,549,522.40/x
  3. Step 3: Cross multiply
    1,648,724.72x = 2,271,355.80 × 1,549,522.40
  4. Step 4: Simplify right side
    1,648,724.72x = 3,519,516,690,469.92
  5. Step 5: Solve for x
    x = 3,519,516,690,469.92/1,648,724.72
  6. Step 6: Final answer
    x = 2,134,690.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.