Home / 1,022,666.90-1,411,289.62-563,798.07

Finding the Fourth Proportional to 1,022,666.90, 1,411,289.62 and 563,798.07

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Solution

The fourth proportional to 1,022,666.90, 1,411,289.62 and 563,798.07 is: 778,046.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,666.90 : 1,411,289.62 = 563,798.07 : x
  2. Step 2: Convert to fraction form
    1,022,666.90/1,411,289.62 = 563,798.07/x
  3. Step 3: Cross multiply
    1,022,666.90x = 1,411,289.62 × 563,798.07
  4. Step 4: Simplify right side
    1,022,666.90x = 795,682,362,557.54
  5. Step 5: Solve for x
    x = 795,682,362,557.54/1,022,666.90
  6. Step 6: Final answer
    x = 778,046.47

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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.