Home / 970,809.77-1,339,718.95-541,080.67

Finding the Fourth Proportional to 970,809.77, 1,339,718.95 and 541,080.67

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Solution

The fourth proportional to 970,809.77, 1,339,718.95 and 541,080.67 is: 746,692.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,809.77 : 1,339,718.95 = 541,080.67 : x
  2. Step 2: Convert to fraction form
    970,809.77/1,339,718.95 = 541,080.67/x
  3. Step 3: Cross multiply
    970,809.77x = 1,339,718.95 × 541,080.67
  4. Step 4: Simplify right side
    970,809.77x = 724,896,027,077.70
  5. Step 5: Solve for x
    x = 724,896,027,077.70/970,809.77
  6. Step 6: Final answer
    x = 746,692.14

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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.