Home / 1,284,585.34-1,772,644.63-703,807.67

Finding the Fourth Proportional to 1,284,585.34, 1,772,644.63 and 703,807.67

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Solution

The fourth proportional to 1,284,585.34, 1,772,644.63 and 703,807.67 is: 971,209.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,585.34 : 1,772,644.63 = 703,807.67 : x
  2. Step 2: Convert to fraction form
    1,284,585.34/1,772,644.63 = 703,807.67/x
  3. Step 3: Cross multiply
    1,284,585.34x = 1,772,644.63 × 703,807.67
  4. Step 4: Simplify right side
    1,284,585.34x = 1,247,600,878,819.46
  5. Step 5: Solve for x
    x = 1,247,600,878,819.46/1,284,585.34
  6. Step 6: Final answer
    x = 971,209.03

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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.