Home / 1,015,542.20-1,401,445.32-562,833.20

Finding the Fourth Proportional to 1,015,542.20, 1,401,445.32 and 562,833.20

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Solution

The fourth proportional to 1,015,542.20, 1,401,445.32 and 562,833.20 is: 776,708.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,542.20 : 1,401,445.32 = 562,833.20 : x
  2. Step 2: Convert to fraction form
    1,015,542.20/1,401,445.32 = 562,833.20/x
  3. Step 3: Cross multiply
    1,015,542.20x = 1,401,445.32 × 562,833.20
  4. Step 4: Simplify right side
    1,015,542.20x = 788,779,954,080.62
  5. Step 5: Solve for x
    x = 788,779,954,080.62/1,015,542.20
  6. Step 6: Final answer
    x = 776,708.20

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1.5x scale

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.