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Finding the Third Proportional to 977,416.88 and 1,513,419.19

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Solution

The third proportional to 977,416.88 and 1,513,419.19 is: 2,343,357.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,416.88 : 1,513,419.19 = 1,513,419.19 : x
  2. Step 2: Convert to fraction form
    977,416.88/1,513,419.19 = 1,513,419.19/x
  3. Step 3: Cross multiply
    977,416.88x = 1,513,419.19 × 1,513,419.19
  4. Step 4: Simplify right side
    977,416.88x = 2,290,437,637,093.16
  5. Step 5: Solve for x
    x = 2,290,437,637,093.16/977,416.88
  6. Step 6: Final answer
    x = 2,343,357.98

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.