Home / 1,015,333.12-1,401,168-562,631.68

Finding the Fourth Proportional to 1,015,333.12, 1,401,168 and 562,631.68

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Solution

The fourth proportional to 1,015,333.12, 1,401,168 and 562,631.68 is: 776,436.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,333.12 : 1,401,168 = 562,631.68 : x
  2. Step 2: Convert to fraction form
    1,015,333.12/1,401,168 = 562,631.68/x
  3. Step 3: Cross multiply
    1,015,333.12x = 1,401,168 × 562,631.68
  4. Step 4: Simplify right side
    1,015,333.12x = 788,341,505,802.24
  5. Step 5: Solve for x
    x = 788,341,505,802.24/1,015,333.12
  6. Step 6: Final answer
    x = 776,436.31

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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.