Home / 1,134,214.80-1,703,856.60-947,590.80

Finding the Fourth Proportional to 1,134,214.80, 1,703,856.60 and 947,590.80

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Solution

The fourth proportional to 1,134,214.80, 1,703,856.60 and 947,590.80 is: 1,423,503.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,214.80 : 1,703,856.60 = 947,590.80 : x
  2. Step 2: Convert to fraction form
    1,134,214.80/1,703,856.60 = 947,590.80/x
  3. Step 3: Cross multiply
    1,134,214.80x = 1,703,856.60 × 947,590.80
  4. Step 4: Simplify right side
    1,134,214.80x = 1,614,558,838,679.28
  5. Step 5: Solve for x
    x = 1,614,558,838,679.28/1,134,214.80
  6. Step 6: Final answer
    x = 1,423,503.59

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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.