Home / 1,178,817.48-1,768,238.64-943,655.04

Finding the Fourth Proportional to 1,178,817.48, 1,768,238.64 and 943,655.04

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Solution

The fourth proportional to 1,178,817.48, 1,768,238.64 and 943,655.04 is: 1,415,492.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,817.48 : 1,768,238.64 = 943,655.04 : x
  2. Step 2: Convert to fraction form
    1,178,817.48/1,768,238.64 = 943,655.04/x
  3. Step 3: Cross multiply
    1,178,817.48x = 1,768,238.64 × 943,655.04
  4. Step 4: Simplify right side
    1,178,817.48x = 1,668,607,304,558.75
  5. Step 5: Solve for x
    x = 1,668,607,304,558.75/1,178,817.48
  6. Step 6: Final answer
    x = 1,415,492.50

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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.