Home / 5,346,809.80-8,021,381.10-1,559,984.20

Finding the Fourth Proportional to 5,346,809.80, 8,021,381.10 and 1,559,984.20

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Solution

The fourth proportional to 5,346,809.80, 8,021,381.10 and 1,559,984.20 is: 2,340,316.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,809.80 : 8,021,381.10 = 1,559,984.20 : x
  2. Step 2: Convert to fraction form
    5,346,809.80/8,021,381.10 = 1,559,984.20/x
  3. Step 3: Cross multiply
    5,346,809.80x = 8,021,381.10 × 1,559,984.20
  4. Step 4: Simplify right side
    5,346,809.80x = 12,513,227,778,178.62
  5. Step 5: Solve for x
    x = 12,513,227,778,178.62/5,346,809.80
  6. Step 6: Final answer
    x = 2,340,316.61

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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.