Home / 1,014,782.20-1,400,349.46-555,898.76

Finding the Fourth Proportional to 1,014,782.20, 1,400,349.46 and 555,898.76

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Solution

The fourth proportional to 1,014,782.20, 1,400,349.46 and 555,898.76 is: 767,112.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,782.20 : 1,400,349.46 = 555,898.76 : x
  2. Step 2: Convert to fraction form
    1,014,782.20/1,400,349.46 = 555,898.76/x
  3. Step 3: Cross multiply
    1,014,782.20x = 1,400,349.46 × 555,898.76
  4. Step 4: Simplify right side
    1,014,782.20x = 778,452,528,380.67
  5. Step 5: Solve for x
    x = 778,452,528,380.67/1,014,782.20
  6. Step 6: Final answer
    x = 767,112.91

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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.