Home / 1,160,129.79-1,600,620.35-676,352.63

Finding the Fourth Proportional to 1,160,129.79, 1,600,620.35 and 676,352.63

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Solution

The fourth proportional to 1,160,129.79, 1,600,620.35 and 676,352.63 is: 933,157.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,129.79 : 1,600,620.35 = 676,352.63 : x
  2. Step 2: Convert to fraction form
    1,160,129.79/1,600,620.35 = 676,352.63/x
  3. Step 3: Cross multiply
    1,160,129.79x = 1,600,620.35 × 676,352.63
  4. Step 4: Simplify right side
    1,160,129.79x = 1,082,583,783,973.81
  5. Step 5: Solve for x
    x = 1,082,583,783,973.81/1,160,129.79
  6. Step 6: Final answer
    x = 933,157.47

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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.