Home / 2,020,284.05-2,788,050.77-1,102,572.21

Finding the Fourth Proportional to 2,020,284.05, 2,788,050.77 and 1,102,572.21

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Solution

The fourth proportional to 2,020,284.05, 2,788,050.77 and 1,102,572.21 is: 1,521,581.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,284.05 : 2,788,050.77 = 1,102,572.21 : x
  2. Step 2: Convert to fraction form
    2,020,284.05/2,788,050.77 = 1,102,572.21/x
  3. Step 3: Cross multiply
    2,020,284.05x = 2,788,050.77 × 1,102,572.21
  4. Step 4: Simplify right side
    2,020,284.05x = 3,074,027,308,148.08
  5. Step 5: Solve for x
    x = 3,074,027,308,148.08/2,020,284.05
  6. Step 6: Final answer
    x = 1,521,581.74

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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.