Home / 4,391,999.80-6,587,999.70-3,116,541.40

Finding the Fourth Proportional to 4,391,999.80, 6,587,999.70 and 3,116,541.40

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Solution

The fourth proportional to 4,391,999.80, 6,587,999.70 and 3,116,541.40 is: 4,674,812.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391,999.80 : 6,587,999.70 = 3,116,541.40 : x
  2. Step 2: Convert to fraction form
    4,391,999.80/6,587,999.70 = 3,116,541.40/x
  3. Step 3: Cross multiply
    4,391,999.80x = 6,587,999.70 × 3,116,541.40
  4. Step 4: Simplify right side
    4,391,999.80x = 20,531,773,808,237.58
  5. Step 5: Solve for x
    x = 20,531,773,808,237.58/4,391,999.80
  6. Step 6: Final answer
    x = 4,674,812.10

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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.