Home / 2,733,176.60-4,100,931.30-1,312,501.40

Finding the Fourth Proportional to 2,733,176.60, 4,100,931.30 and 1,312,501.40

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Solution

The fourth proportional to 2,733,176.60, 4,100,931.30 and 1,312,501.40 is: 1,969,312.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733,176.60 : 4,100,931.30 = 1,312,501.40 : x
  2. Step 2: Convert to fraction form
    2,733,176.60/4,100,931.30 = 1,312,501.40/x
  3. Step 3: Cross multiply
    2,733,176.60x = 4,100,931.30 × 1,312,501.40
  4. Step 4: Simplify right side
    2,733,176.60x = 5,382,478,072,553.82
  5. Step 5: Solve for x
    x = 5,382,478,072,553.82/2,733,176.60
  6. Step 6: Final answer
    x = 1,969,312.22

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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.