Home / 1,674,901.40-2,311,393.20-910,960.16

Finding the Fourth Proportional to 1,674,901.40, 2,311,393.20 and 910,960.16

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Solution

The fourth proportional to 1,674,901.40, 2,311,393.20 and 910,960.16 is: 1,257,140.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,901.40 : 2,311,393.20 = 910,960.16 : x
  2. Step 2: Convert to fraction form
    1,674,901.40/2,311,393.20 = 910,960.16/x
  3. Step 3: Cross multiply
    1,674,901.40x = 2,311,393.20 × 910,960.16
  4. Step 4: Simplify right side
    1,674,901.40x = 2,105,587,119,294.91
  5. Step 5: Solve for x
    x = 2,105,587,119,294.91/1,674,901.40
  6. Step 6: Final answer
    x = 1,257,140.94

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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.