Home / 1,159,475.60-1,739,299.80-411,424.40

Finding the Fourth Proportional to 1,159,475.60, 1,739,299.80 and 411,424.40

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Solution

The fourth proportional to 1,159,475.60, 1,739,299.80 and 411,424.40 is: 617,167.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,475.60 : 1,739,299.80 = 411,424.40 : x
  2. Step 2: Convert to fraction form
    1,159,475.60/1,739,299.80 = 411,424.40/x
  3. Step 3: Cross multiply
    1,159,475.60x = 1,739,299.80 × 411,424.40
  4. Step 4: Simplify right side
    1,159,475.60x = 715,590,376,635.12
  5. Step 5: Solve for x
    x = 715,590,376,635.12/1,159,475.60
  6. Step 6: Final answer
    x = 617,167.26

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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.