Home / 1,563,830.57-2,157,966.90-875,344.75

Finding the Fourth Proportional to 1,563,830.57, 2,157,966.90 and 875,344.75

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Solution

The fourth proportional to 1,563,830.57, 2,157,966.90 and 875,344.75 is: 1,207,908.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,830.57 : 2,157,966.90 = 875,344.75 : x
  2. Step 2: Convert to fraction form
    1,563,830.57/2,157,966.90 = 875,344.75/x
  3. Step 3: Cross multiply
    1,563,830.57x = 2,157,966.90 × 875,344.75
  4. Step 4: Simplify right side
    1,563,830.57x = 1,888,964,991,193.86
  5. Step 5: Solve for x
    x = 1,888,964,991,193.86/1,563,830.57
  6. Step 6: Final answer
    x = 1,207,908.98

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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.