Home / 1,056,795-1,458,385.32-621,095.32

Finding the Fourth Proportional to 1,056,795, 1,458,385.32 and 621,095.32

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Solution

The fourth proportional to 1,056,795, 1,458,385.32 and 621,095.32 is: 857,116.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,795 : 1,458,385.32 = 621,095.32 : x
  2. Step 2: Convert to fraction form
    1,056,795/1,458,385.32 = 621,095.32/x
  3. Step 3: Cross multiply
    1,056,795x = 1,458,385.32 × 621,095.32
  4. Step 4: Simplify right side
    1,056,795x = 905,796,297,008.70
  5. Step 5: Solve for x
    x = 905,796,297,008.70/1,056,795
  6. Step 6: Final answer
    x = 857,116.37

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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.