Home / 1,152,783.68-1,590,835.28-669,467.52

Finding the Fourth Proportional to 1,152,783.68, 1,590,835.28 and 669,467.52

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Solution

The fourth proportional to 1,152,783.68, 1,590,835.28 and 669,467.52 is: 923,861.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,783.68 : 1,590,835.28 = 669,467.52 : x
  2. Step 2: Convert to fraction form
    1,152,783.68/1,590,835.28 = 669,467.52/x
  3. Step 3: Cross multiply
    1,152,783.68x = 1,590,835.28 × 669,467.52
  4. Step 4: Simplify right side
    1,152,783.68x = 1,065,012,549,630.11
  5. Step 5: Solve for x
    x = 1,065,012,549,630.11/1,152,783.68
  6. Step 6: Final answer
    x = 923,861.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.