Home / 3,316,294.90-4,973,885.88-920,382.94

Finding the Fourth Proportional to 3,316,294.90, 4,973,885.88 and 920,382.94

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Solution

The fourth proportional to 3,316,294.90, 4,973,885.88 and 920,382.94 is: 1,380,419.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316,294.90 : 4,973,885.88 = 920,382.94 : x
  2. Step 2: Convert to fraction form
    3,316,294.90/4,973,885.88 = 920,382.94/x
  3. Step 3: Cross multiply
    3,316,294.90x = 4,973,885.88 × 920,382.94
  4. Step 4: Simplify right side
    3,316,294.90x = 4,577,879,709,458.89
  5. Step 5: Solve for x
    x = 4,577,879,709,458.89/3,316,294.90
  6. Step 6: Final answer
    x = 1,380,419.97

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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.