Home / 1,535,397.62-2,118,836.88-847,098.50

Finding the Fourth Proportional to 1,535,397.62, 2,118,836.88 and 847,098.50

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Solution

The fourth proportional to 1,535,397.62, 2,118,836.88 and 847,098.50 is: 1,168,989.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,397.62 : 2,118,836.88 = 847,098.50 : x
  2. Step 2: Convert to fraction form
    1,535,397.62/2,118,836.88 = 847,098.50/x
  3. Step 3: Cross multiply
    1,535,397.62x = 2,118,836.88 × 847,098.50
  4. Step 4: Simplify right side
    1,535,397.62x = 1,794,863,532,198.50
  5. Step 5: Solve for x
    x = 1,794,863,532,198.50/1,535,397.62
  6. Step 6: Final answer
    x = 1,168,989.40

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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.