Home / 2,891,208.49-4,335,969.35-971,902.76

Finding the Fourth Proportional to 2,891,208.49, 4,335,969.35 and 971,902.76

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Solution

The fourth proportional to 2,891,208.49, 4,335,969.35 and 971,902.76 is: 1,457,570.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,208.49 : 4,335,969.35 = 971,902.76 : x
  2. Step 2: Convert to fraction form
    2,891,208.49/4,335,969.35 = 971,902.76/x
  3. Step 3: Cross multiply
    2,891,208.49x = 4,335,969.35 × 971,902.76
  4. Step 4: Simplify right side
    2,891,208.49x = 4,214,140,559,290.32
  5. Step 5: Solve for x
    x = 4,214,140,559,290.32/2,891,208.49
  6. Step 6: Final answer
    x = 1,457,570.62

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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.