Home / 1,719,027.36-2,578,564.80-456,848.64

Finding the Fourth Proportional to 1,719,027.36, 2,578,564.80 and 456,848.64

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Solution

The fourth proportional to 1,719,027.36, 2,578,564.80 and 456,848.64 is: 685,279.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,027.36 : 2,578,564.80 = 456,848.64 : x
  2. Step 2: Convert to fraction form
    1,719,027.36/2,578,564.80 = 456,848.64/x
  3. Step 3: Cross multiply
    1,719,027.36x = 2,578,564.80 × 456,848.64
  4. Step 4: Simplify right side
    1,719,027.36x = 1,178,013,822,031.87
  5. Step 5: Solve for x
    x = 1,178,013,822,031.87/1,719,027.36
  6. Step 6: Final answer
    x = 685,279.27

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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.