Home / 1,910,031.54-2,636,932.95-1,266,323.62

Finding the Fourth Proportional to 1,910,031.54, 2,636,932.95 and 1,266,323.62

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Solution

The fourth proportional to 1,910,031.54, 2,636,932.95 and 1,266,323.62 is: 1,748,248.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,031.54 : 2,636,932.95 = 1,266,323.62 : x
  2. Step 2: Convert to fraction form
    1,910,031.54/2,636,932.95 = 1,266,323.62/x
  3. Step 3: Cross multiply
    1,910,031.54x = 2,636,932.95 × 1,266,323.62
  4. Step 4: Simplify right side
    1,910,031.54x = 3,339,210,478,941.28
  5. Step 5: Solve for x
    x = 3,339,210,478,941.28/1,910,031.54
  6. Step 6: Final answer
    x = 1,748,248.87

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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.