Home / 2,558,520-3,531,068.64-1,485,432

Finding the Fourth Proportional to 2,558,520, 3,531,068.64 and 1,485,432

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Solution

The fourth proportional to 2,558,520, 3,531,068.64 and 1,485,432 is: 2,050,076.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558,520 : 3,531,068.64 = 1,485,432 : x
  2. Step 2: Convert to fraction form
    2,558,520/3,531,068.64 = 1,485,432/x
  3. Step 3: Cross multiply
    2,558,520x = 3,531,068.64 × 1,485,432
  4. Step 4: Simplify right side
    2,558,520x = 5,245,162,352,052.48
  5. Step 5: Solve for x
    x = 5,245,162,352,052.48/2,558,520
  6. Step 6: Final answer
    x = 2,050,076.74

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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.