Home / 1,051,503.81-1,577,321.46-714,399.63

Finding the Fourth Proportional to 1,051,503.81, 1,577,321.46 and 714,399.63

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Solution

The fourth proportional to 1,051,503.81, 1,577,321.46 and 714,399.63 is: 1,071,644.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,503.81 : 1,577,321.46 = 714,399.63 : x
  2. Step 2: Convert to fraction form
    1,051,503.81/1,577,321.46 = 714,399.63/x
  3. Step 3: Cross multiply
    1,051,503.81x = 1,577,321.46 × 714,399.63
  4. Step 4: Simplify right side
    1,051,503.81x = 1,126,837,867,415.06
  5. Step 5: Solve for x
    x = 1,126,837,867,415.06/1,051,503.81
  6. Step 6: Final answer
    x = 1,071,644.11

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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.