Home / 1,116,276.34-1,672,488.68-611,200.84

Finding the Fourth Proportional to 1,116,276.34, 1,672,488.68 and 611,200.84

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Solution

The fourth proportional to 1,116,276.34, 1,672,488.68 and 611,200.84 is: 915,746.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,276.34 : 1,672,488.68 = 611,200.84 : x
  2. Step 2: Convert to fraction form
    1,116,276.34/1,672,488.68 = 611,200.84/x
  3. Step 3: Cross multiply
    1,116,276.34x = 1,672,488.68 × 611,200.84
  4. Step 4: Simplify right side
    1,116,276.34x = 1,022,226,486,106.49
  5. Step 5: Solve for x
    x = 1,022,226,486,106.49/1,116,276.34
  6. Step 6: Final answer
    x = 915,746.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.