Home / 1,229,952.96-1,697,332.32-693,405.12

Finding the Fourth Proportional to 1,229,952.96, 1,697,332.32 and 693,405.12

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Solution

The fourth proportional to 1,229,952.96, 1,697,332.32 and 693,405.12 is: 956,897.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,952.96 : 1,697,332.32 = 693,405.12 : x
  2. Step 2: Convert to fraction form
    1,229,952.96/1,697,332.32 = 693,405.12/x
  3. Step 3: Cross multiply
    1,229,952.96x = 1,697,332.32 × 693,405.12
  4. Step 4: Simplify right side
    1,229,952.96x = 1,176,938,921,029.48
  5. Step 5: Solve for x
    x = 1,176,938,921,029.48/1,229,952.96
  6. Step 6: Final answer
    x = 956,897.51

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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.