Home / 2,966,547.40-4,449,561.90-972,003.40

Finding the Fourth Proportional to 2,966,547.40, 4,449,561.90 and 972,003.40

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Solution

The fourth proportional to 2,966,547.40, 4,449,561.90 and 972,003.40 is: 1,457,920.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966,547.40 : 4,449,561.90 = 972,003.40 : x
  2. Step 2: Convert to fraction form
    2,966,547.40/4,449,561.90 = 972,003.40/x
  3. Step 3: Cross multiply
    2,966,547.40x = 4,449,561.90 × 972,003.40
  4. Step 4: Simplify right side
    2,966,547.40x = 4,324,989,295,310.46
  5. Step 5: Solve for x
    x = 4,324,989,295,310.46/2,966,547.40
  6. Step 6: Final answer
    x = 1,457,920.17

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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.