Home / 2,027,711.32-2,798,547.90-1,168,398.68

Finding the Fourth Proportional to 2,027,711.32, 2,798,547.90 and 1,168,398.68

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Solution

The fourth proportional to 2,027,711.32, 2,798,547.90 and 1,168,398.68 is: 1,612,566.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027,711.32 : 2,798,547.90 = 1,168,398.68 : x
  2. Step 2: Convert to fraction form
    2,027,711.32/2,798,547.90 = 1,168,398.68/x
  3. Step 3: Cross multiply
    2,027,711.32x = 2,798,547.90 × 1,168,398.68
  4. Step 4: Simplify right side
    2,027,711.32x = 3,269,819,672,276.77
  5. Step 5: Solve for x
    x = 3,269,819,672,276.77/2,027,711.32
  6. Step 6: Final answer
    x = 1,612,566.66

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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.