Home / 1,200,703.56-1,657,060.88-684,469.76

Finding the Fourth Proportional to 1,200,703.56, 1,657,060.88 and 684,469.76

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Solution

The fourth proportional to 1,200,703.56, 1,657,060.88 and 684,469.76 is: 944,619.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,703.56 : 1,657,060.88 = 684,469.76 : x
  2. Step 2: Convert to fraction form
    1,200,703.56/1,657,060.88 = 684,469.76/x
  3. Step 3: Cross multiply
    1,200,703.56x = 1,657,060.88 × 684,469.76
  4. Step 4: Simplify right side
    1,200,703.56x = 1,134,208,062,838.99
  5. Step 5: Solve for x
    x = 1,134,208,062,838.99/1,200,703.56
  6. Step 6: Final answer
    x = 944,619.56

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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.