Home / 2,031,442.83-2,803,423.23-1,215,681.30

Finding the Fourth Proportional to 2,031,442.83, 2,803,423.23 and 1,215,681.30

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Solution

The fourth proportional to 2,031,442.83, 2,803,423.23 and 1,215,681.30 is: 1,677,659.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031,442.83 : 2,803,423.23 = 1,215,681.30 : x
  2. Step 2: Convert to fraction form
    2,031,442.83/2,803,423.23 = 1,215,681.30/x
  3. Step 3: Cross multiply
    2,031,442.83x = 2,803,423.23 × 1,215,681.30
  4. Step 4: Simplify right side
    2,031,442.83x = 3,408,069,196,696.60
  5. Step 5: Solve for x
    x = 3,408,069,196,696.60/2,031,442.83
  6. Step 6: Final answer
    x = 1,677,659.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.