Home / 5,207,041.90-7,812,618.72-1,613,089.18

Finding the Fourth Proportional to 5,207,041.90, 7,812,618.72 and 1,613,089.18

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Solution

The fourth proportional to 5,207,041.90, 7,812,618.72 and 1,613,089.18 is: 2,420,270.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207,041.90 : 7,812,618.72 = 1,613,089.18 : x
  2. Step 2: Convert to fraction form
    5,207,041.90/7,812,618.72 = 1,613,089.18/x
  3. Step 3: Cross multiply
    5,207,041.90x = 7,812,618.72 × 1,613,089.18
  4. Step 4: Simplify right side
    5,207,041.90x = 12,602,450,724,697.45
  5. Step 5: Solve for x
    x = 12,602,450,724,697.45/5,207,041.90
  6. Step 6: Final answer
    x = 2,420,270.66

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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.