Home / 3,316,869-4,975,331.76-920,900.52

Finding the Fourth Proportional to 3,316,869, 4,975,331.76 and 920,900.52

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Solution

The fourth proportional to 3,316,869, 4,975,331.76 and 920,900.52 is: 1,381,358.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316,869 : 4,975,331.76 = 920,900.52 : x
  2. Step 2: Convert to fraction form
    3,316,869/4,975,331.76 = 920,900.52/x
  3. Step 3: Cross multiply
    3,316,869x = 4,975,331.76 × 920,900.52
  4. Step 4: Simplify right side
    3,316,869x = 4,581,785,604,956.51
  5. Step 5: Solve for x
    x = 4,581,785,604,956.51/3,316,869
  6. Step 6: Final answer
    x = 1,381,358.63

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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.