Home / 2,051,775.59-2,831,471.31-1,121,509.93

Finding the Fourth Proportional to 2,051,775.59, 2,831,471.31 and 1,121,509.93

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Solution

The fourth proportional to 2,051,775.59, 2,831,471.31 and 1,121,509.93 is: 1,547,695.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,775.59 : 2,831,471.31 = 1,121,509.93 : x
  2. Step 2: Convert to fraction form
    2,051,775.59/2,831,471.31 = 1,121,509.93/x
  3. Step 3: Cross multiply
    2,051,775.59x = 2,831,471.31 × 1,121,509.93
  4. Step 4: Simplify right side
    2,051,775.59x = 3,175,523,181,993.34
  5. Step 5: Solve for x
    x = 3,175,523,181,993.34/2,051,775.59
  6. Step 6: Final answer
    x = 1,547,695.18

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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.