Home / 1,234,539.02-1,703,730.03-690,642.37

Finding the Fourth Proportional to 1,234,539.02, 1,703,730.03 and 690,642.37

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Solution

The fourth proportional to 1,234,539.02, 1,703,730.03 and 690,642.37 is: 953,123.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,539.02 : 1,703,730.03 = 690,642.37 : x
  2. Step 2: Convert to fraction form
    1,234,539.02/1,703,730.03 = 690,642.37/x
  3. Step 3: Cross multiply
    1,234,539.02x = 1,703,730.03 × 690,642.37
  4. Step 4: Simplify right side
    1,234,539.02x = 1,176,668,145,759.37
  5. Step 5: Solve for x
    x = 1,176,668,145,759.37/1,234,539.02
  6. Step 6: Final answer
    x = 953,123.50

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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.