Home / 1,200,966.21-1,657,318.35-684,703.67

Finding the Fourth Proportional to 1,200,966.21, 1,657,318.35 and 684,703.67

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Solution

The fourth proportional to 1,200,966.21, 1,657,318.35 and 684,703.67 is: 944,882.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,966.21 : 1,657,318.35 = 684,703.67 : x
  2. Step 2: Convert to fraction form
    1,200,966.21/1,657,318.35 = 684,703.67/x
  3. Step 3: Cross multiply
    1,200,966.21x = 1,657,318.35 × 684,703.67
  4. Step 4: Simplify right side
    1,200,966.21x = 1,134,771,950,884.39
  5. Step 5: Solve for x
    x = 1,134,771,950,884.39/1,200,966.21
  6. Step 6: Final answer
    x = 944,882.50

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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.