Home / 1,535,526-2,119,019.92-847,240.70

Finding the Fourth Proportional to 1,535,526, 2,119,019.92 and 847,240.70

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Solution

The fourth proportional to 1,535,526, 2,119,019.92 and 847,240.70 is: 1,169,188.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,526 : 2,119,019.92 = 847,240.70 : x
  2. Step 2: Convert to fraction form
    1,535,526/2,119,019.92 = 847,240.70/x
  3. Step 3: Cross multiply
    1,535,526x = 2,119,019.92 × 847,240.70
  4. Step 4: Simplify right side
    1,535,526x = 1,795,319,907,621.54
  5. Step 5: Solve for x
    x = 1,795,319,907,621.54/1,535,526
  6. Step 6: Final answer
    x = 1,169,188.87

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Double scale
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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.