Home / 1,984,649.15-2,974,316.52-972,221.24

Finding the Fourth Proportional to 1,984,649.15, 2,974,316.52 and 972,221.24

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Solution

The fourth proportional to 1,984,649.15, 2,974,316.52 and 972,221.24 is: 1,457,030.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,649.15 : 2,974,316.52 = 972,221.24 : x
  2. Step 2: Convert to fraction form
    1,984,649.15/2,974,316.52 = 972,221.24/x
  3. Step 3: Cross multiply
    1,984,649.15x = 2,974,316.52 × 972,221.24
  4. Step 4: Simplify right side
    1,984,649.15x = 2,891,693,695,226.89
  5. Step 5: Solve for x
    x = 2,891,693,695,226.89/1,984,649.15
  6. Step 6: Final answer
    x = 1,457,030.17

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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.