Home / 1,891,295.69-2,609,985.02-1,031,856.03

Finding the Fourth Proportional to 1,891,295.69, 2,609,985.02 and 1,031,856.03

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Solution

The fourth proportional to 1,891,295.69, 2,609,985.02 and 1,031,856.03 is: 1,423,959.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,295.69 : 2,609,985.02 = 1,031,856.03 : x
  2. Step 2: Convert to fraction form
    1,891,295.69/2,609,985.02 = 1,031,856.03/x
  3. Step 3: Cross multiply
    1,891,295.69x = 2,609,985.02 × 1,031,856.03
  4. Step 4: Simplify right side
    1,891,295.69x = 2,693,128,775,937.39
  5. Step 5: Solve for x
    x = 2,693,128,775,937.39/1,891,295.69
  6. Step 6: Final answer
    x = 1,423,959.67

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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.