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Finding the Third Proportional to 1,341,440 and 2,931,712

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Solution

The third proportional to 1,341,440 and 2,931,712 is: 6,407,245.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,440 : 2,931,712 = 2,931,712 : x
  2. Step 2: Convert to fraction form
    1,341,440/2,931,712 = 2,931,712/x
  3. Step 3: Cross multiply
    1,341,440x = 2,931,712 × 2,931,712
  4. Step 4: Simplify right side
    1,341,440x = 8,594,935,250,944
  5. Step 5: Solve for x
    x = 8,594,935,250,944/1,341,440
  6. Step 6: Final answer
    x = 6,407,245.39

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.