Home / 4,751,999.10-7,127,998.65-1,386,206.10

Finding the Fourth Proportional to 4,751,999.10, 7,127,998.65 and 1,386,206.10

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Solution

The fourth proportional to 4,751,999.10, 7,127,998.65 and 1,386,206.10 is: 2,079,309.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751,999.10 : 7,127,998.65 = 1,386,206.10 : x
  2. Step 2: Convert to fraction form
    4,751,999.10/7,127,998.65 = 1,386,206.10/x
  3. Step 3: Cross multiply
    4,751,999.10x = 7,127,998.65 × 1,386,206.10
  4. Step 4: Simplify right side
    4,751,999.10x = 9,880,875,209,421.77
  5. Step 5: Solve for x
    x = 9,880,875,209,421.77/4,751,999.10
  6. Step 6: Final answer
    x = 2,079,309.15

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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.