Home / 2,477,031.40-3,715,547.10-2,099,117.80

Finding the Fourth Proportional to 2,477,031.40, 3,715,547.10 and 2,099,117.80

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Solution

The fourth proportional to 2,477,031.40, 3,715,547.10 and 2,099,117.80 is: 3,148,676.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477,031.40 : 3,715,547.10 = 2,099,117.80 : x
  2. Step 2: Convert to fraction form
    2,477,031.40/3,715,547.10 = 2,099,117.80/x
  3. Step 3: Cross multiply
    2,477,031.40x = 3,715,547.10 × 2,099,117.80
  4. Step 4: Simplify right side
    2,477,031.40x = 7,799,371,054,348.38
  5. Step 5: Solve for x
    x = 7,799,371,054,348.38/2,477,031.40
  6. Step 6: Final answer
    x = 3,148,676.70

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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.