Home / 1,140,147.90-1,709,093.85-540,054.30

Finding the Fourth Proportional to 1,140,147.90, 1,709,093.85 and 540,054.30

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Solution

The fourth proportional to 1,140,147.90, 1,709,093.85 and 540,054.30 is: 809,547.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,147.90 : 1,709,093.85 = 540,054.30 : x
  2. Step 2: Convert to fraction form
    1,140,147.90/1,709,093.85 = 540,054.30/x
  3. Step 3: Cross multiply
    1,140,147.90x = 1,709,093.85 × 540,054.30
  4. Step 4: Simplify right side
    1,140,147.90x = 923,003,482,796.06
  5. Step 5: Solve for x
    x = 923,003,482,796.06/1,140,147.90
  6. Step 6: Final answer
    x = 809,547.15

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.