Home / 1,140,391.21-1,710,406.87-533,600.46

Finding the Fourth Proportional to 1,140,391.21, 1,710,406.87 and 533,600.46

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Solution

The fourth proportional to 1,140,391.21, 1,710,406.87 and 533,600.46 is: 800,316.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,391.21 : 1,710,406.87 = 533,600.46 : x
  2. Step 2: Convert to fraction form
    1,140,391.21/1,710,406.87 = 533,600.46/x
  3. Step 3: Cross multiply
    1,140,391.21x = 1,710,406.87 × 533,600.46
  4. Step 4: Simplify right side
    1,140,391.21x = 912,673,892,619.16
  5. Step 5: Solve for x
    x = 912,673,892,619.16/1,140,391.21
  6. Step 6: Final answer
    x = 800,316.49

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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.