Home / 1,843,629.84-2,766,300.12-778,920.48

Finding the Fourth Proportional to 1,843,629.84, 2,766,300.12 and 778,920.48

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Solution

The fourth proportional to 1,843,629.84, 2,766,300.12 and 778,920.48 is: 1,168,742.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,629.84 : 2,766,300.12 = 778,920.48 : x
  2. Step 2: Convert to fraction form
    1,843,629.84/2,766,300.12 = 778,920.48/x
  3. Step 3: Cross multiply
    1,843,629.84x = 2,766,300.12 × 778,920.48
  4. Step 4: Simplify right side
    1,843,629.84x = 2,154,727,817,294.46
  5. Step 5: Solve for x
    x = 2,154,727,817,294.46/1,843,629.84
  6. Step 6: Final answer
    x = 1,168,742.10

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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.