Home / 1,553,353.36-2,330,295.72-711,977.20

Finding the Fourth Proportional to 1,553,353.36, 2,330,295.72 and 711,977.20

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Solution

The fourth proportional to 1,553,353.36, 2,330,295.72 and 711,977.20 is: 1,068,087.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,353.36 : 2,330,295.72 = 711,977.20 : x
  2. Step 2: Convert to fraction form
    1,553,353.36/2,330,295.72 = 711,977.20/x
  3. Step 3: Cross multiply
    1,553,353.36x = 2,330,295.72 × 711,977.20
  4. Step 4: Simplify right side
    1,553,353.36x = 1,659,117,421,897.58
  5. Step 5: Solve for x
    x = 1,659,117,421,897.58/1,553,353.36
  6. Step 6: Final answer
    x = 1,068,087.57

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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.