Home / 1,140,391.60-1,710,967.48-382,308.08

Finding the Fourth Proportional to 1,140,391.60, 1,710,967.48 and 382,308.08

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Solution

The fourth proportional to 1,140,391.60, 1,710,967.48 and 382,308.08 is: 573,589.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,391.60 : 1,710,967.48 = 382,308.08 : x
  2. Step 2: Convert to fraction form
    1,140,391.60/1,710,967.48 = 382,308.08/x
  3. Step 3: Cross multiply
    1,140,391.60x = 1,710,967.48 × 382,308.08
  4. Step 4: Simplify right side
    1,140,391.60x = 654,116,692,221.24
  5. Step 5: Solve for x
    x = 654,116,692,221.24/1,140,391.60
  6. Step 6: Final answer
    x = 573,589.54

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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.