Home / 1,014,818.22-1,400,449.68-555,949.40

Finding the Fourth Proportional to 1,014,818.22, 1,400,449.68 and 555,949.40

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Solution

The fourth proportional to 1,014,818.22, 1,400,449.68 and 555,949.40 is: 767,210.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,818.22 : 1,400,449.68 = 555,949.40 : x
  2. Step 2: Convert to fraction form
    1,014,818.22/1,400,449.68 = 555,949.40/x
  3. Step 3: Cross multiply
    1,014,818.22x = 1,400,449.68 × 555,949.40
  4. Step 4: Simplify right side
    1,014,818.22x = 778,579,152,323.94
  5. Step 5: Solve for x
    x = 778,579,152,323.94/1,014,818.22
  6. Step 6: Final answer
    x = 767,210.46

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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.