Home / 2,759,113.12-4,139,292.60-840,196

Finding the Fourth Proportional to 2,759,113.12, 4,139,292.60 and 840,196

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Solution

The fourth proportional to 2,759,113.12, 4,139,292.60 and 840,196 is: 1,260,483.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759,113.12 : 4,139,292.60 = 840,196 : x
  2. Step 2: Convert to fraction form
    2,759,113.12/4,139,292.60 = 840,196/x
  3. Step 3: Cross multiply
    2,759,113.12x = 4,139,292.60 × 840,196
  4. Step 4: Simplify right side
    2,759,113.12x = 3,477,817,085,349.60
  5. Step 5: Solve for x
    x = 3,477,817,085,349.60/2,759,113.12
  6. Step 6: Final answer
    x = 1,260,483.69

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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.