Home / 1,159,466.90-1,739,200.35-411,415.70

Finding the Fourth Proportional to 1,159,466.90, 1,739,200.35 and 411,415.70

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Solution

The fourth proportional to 1,159,466.90, 1,739,200.35 and 411,415.70 is: 617,123.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,466.90 : 1,739,200.35 = 411,415.70 : x
  2. Step 2: Convert to fraction form
    1,159,466.90/1,739,200.35 = 411,415.70/x
  3. Step 3: Cross multiply
    1,159,466.90x = 1,739,200.35 × 411,415.70
  4. Step 4: Simplify right side
    1,159,466.90x = 715,534,329,435.50
  5. Step 5: Solve for x
    x = 715,534,329,435.50/1,159,466.90
  6. Step 6: Final answer
    x = 617,123.55

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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.