Home / 3,456,013.60-5,184,020.40-1,686,541.60

Finding the Fourth Proportional to 3,456,013.60, 5,184,020.40 and 1,686,541.60

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Solution

The fourth proportional to 3,456,013.60, 5,184,020.40 and 1,686,541.60 is: 2,529,812.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,013.60 : 5,184,020.40 = 1,686,541.60 : x
  2. Step 2: Convert to fraction form
    3,456,013.60/5,184,020.40 = 1,686,541.60/x
  3. Step 3: Cross multiply
    3,456,013.60x = 5,184,020.40 × 1,686,541.60
  4. Step 4: Simplify right side
    3,456,013.60x = 8,743,066,059,848.64
  5. Step 5: Solve for x
    x = 8,743,066,059,848.64/3,456,013.60
  6. Step 6: Final answer
    x = 2,529,812.40

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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.