Home / 2,980,164.59-4,112,715.03-2,110,555.07

Finding the Fourth Proportional to 2,980,164.59, 4,112,715.03 and 2,110,555.07

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Solution

The fourth proportional to 2,980,164.59, 4,112,715.03 and 2,110,555.07 is: 2,912,628.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,164.59 : 4,112,715.03 = 2,110,555.07 : x
  2. Step 2: Convert to fraction form
    2,980,164.59/4,112,715.03 = 2,110,555.07/x
  3. Step 3: Cross multiply
    2,980,164.59x = 4,112,715.03 × 2,110,555.07
  4. Step 4: Simplify right side
    2,980,164.59x = 8,680,111,558,031.70
  5. Step 5: Solve for x
    x = 8,680,111,558,031.70/2,980,164.59
  6. Step 6: Final answer
    x = 2,912,628.24

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1.5x scale

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.