Home / 1,149,713.81-1,586,606.63-626,421.81

Finding the Fourth Proportional to 1,149,713.81, 1,586,606.63 and 626,421.81

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Solution

The fourth proportional to 1,149,713.81, 1,586,606.63 and 626,421.81 is: 864,462.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,713.81 : 1,586,606.63 = 626,421.81 : x
  2. Step 2: Convert to fraction form
    1,149,713.81/1,586,606.63 = 626,421.81/x
  3. Step 3: Cross multiply
    1,149,713.81x = 1,586,606.63 × 626,421.81
  4. Step 4: Simplify right side
    1,149,713.81x = 993,884,993,790.49
  5. Step 5: Solve for x
    x = 993,884,993,790.49/1,149,713.81
  6. Step 6: Final answer
    x = 864,462.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.