Home / 1,091,730.75-1,506,568.42-608,285.43

Finding the Fourth Proportional to 1,091,730.75, 1,506,568.42 and 608,285.43

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Solution

The fourth proportional to 1,091,730.75, 1,506,568.42 and 608,285.43 is: 839,422.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,730.75 : 1,506,568.42 = 608,285.43 : x
  2. Step 2: Convert to fraction form
    1,091,730.75/1,506,568.42 = 608,285.43/x
  3. Step 3: Cross multiply
    1,091,730.75x = 1,506,568.42 × 608,285.43
  4. Step 4: Simplify right side
    1,091,730.75x = 916,423,619,184.12
  5. Step 5: Solve for x
    x = 916,423,619,184.12/1,091,730.75
  6. Step 6: Final answer
    x = 839,422.74

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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.