Home / 5,685,154.85-8,526,475.94-1,640,762.82

Finding the Fourth Proportional to 5,685,154.85, 8,526,475.94 and 1,640,762.82

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Solution

The fourth proportional to 5,685,154.85, 8,526,475.94 and 1,640,762.82 is: 2,460,781.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,685,154.85 : 8,526,475.94 = 1,640,762.82 : x
  2. Step 2: Convert to fraction form
    5,685,154.85/8,526,475.94 = 1,640,762.82/x
  3. Step 3: Cross multiply
    5,685,154.85x = 8,526,475.94 × 1,640,762.82
  4. Step 4: Simplify right side
    5,685,154.85x = 13,989,924,699,772.74
  5. Step 5: Solve for x
    x = 13,989,924,699,772.74/5,685,154.85
  6. Step 6: Final answer
    x = 2,460,781.64

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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.