Home / 1,241,254.32-1,712,983.88-697,391.16

Finding the Fourth Proportional to 1,241,254.32, 1,712,983.88 and 697,391.16

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Solution

The fourth proportional to 1,241,254.32, 1,712,983.88 and 697,391.16 is: 962,429.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,254.32 : 1,712,983.88 = 697,391.16 : x
  2. Step 2: Convert to fraction form
    1,241,254.32/1,712,983.88 = 697,391.16/x
  3. Step 3: Cross multiply
    1,241,254.32x = 1,712,983.88 × 697,391.16
  4. Step 4: Simplify right side
    1,241,254.32x = 1,194,619,811,647.55
  5. Step 5: Solve for x
    x = 1,194,619,811,647.55/1,241,254.32
  6. Step 6: Final answer
    x = 962,429.53

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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.