Home / 2,514,929.40-3,772,394.10-916,961.40

Finding the Fourth Proportional to 2,514,929.40, 3,772,394.10 and 916,961.40

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Solution

The fourth proportional to 2,514,929.40, 3,772,394.10 and 916,961.40 is: 1,375,442.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,514,929.40 : 3,772,394.10 = 916,961.40 : x
  2. Step 2: Convert to fraction form
    2,514,929.40/3,772,394.10 = 916,961.40/x
  3. Step 3: Cross multiply
    2,514,929.40x = 3,772,394.10 × 916,961.40
  4. Step 4: Simplify right side
    2,514,929.40x = 3,459,139,775,287.74
  5. Step 5: Solve for x
    x = 3,459,139,775,287.74/2,514,929.40
  6. Step 6: Final answer
    x = 1,375,442.10

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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.