Home / 5,235,284.12-7,852,697.70-1,640,969.16

Finding the Fourth Proportional to 5,235,284.12, 7,852,697.70 and 1,640,969.16

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Solution

The fourth proportional to 5,235,284.12, 7,852,697.70 and 1,640,969.16 is: 2,461,382.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235,284.12 : 7,852,697.70 = 1,640,969.16 : x
  2. Step 2: Convert to fraction form
    5,235,284.12/7,852,697.70 = 1,640,969.16/x
  3. Step 3: Cross multiply
    5,235,284.12x = 7,852,697.70 × 1,640,969.16
  4. Step 4: Simplify right side
    5,235,284.12x = 12,886,034,748,502.93
  5. Step 5: Solve for x
    x = 12,886,034,748,502.93/5,235,284.12
  6. Step 6: Final answer
    x = 2,461,382.12

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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.