Home / 2,020,807.07-2,788,297.47-1,161,201.25

Finding the Fourth Proportional to 2,020,807.07, 2,788,297.47 and 1,161,201.25

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Solution

The fourth proportional to 2,020,807.07, 2,788,297.47 and 1,161,201.25 is: 1,602,218.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,807.07 : 2,788,297.47 = 1,161,201.25 : x
  2. Step 2: Convert to fraction form
    2,020,807.07/2,788,297.47 = 1,161,201.25/x
  3. Step 3: Cross multiply
    2,020,807.07x = 2,788,297.47 × 1,161,201.25
  4. Step 4: Simplify right side
    2,020,807.07x = 3,237,774,507,535.84
  5. Step 5: Solve for x
    x = 3,237,774,507,535.84/2,020,807.07
  6. Step 6: Final answer
    x = 1,602,218.52

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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.