Home / 1,010,455.83-1,394,394.21-602,347.05

Finding the Fourth Proportional to 1,010,455.83, 1,394,394.21 and 602,347.05

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Solution

The fourth proportional to 1,010,455.83, 1,394,394.21 and 602,347.05 is: 831,218.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,455.83 : 1,394,394.21 = 602,347.05 : x
  2. Step 2: Convert to fraction form
    1,010,455.83/1,394,394.21 = 602,347.05/x
  3. Step 3: Cross multiply
    1,010,455.83x = 1,394,394.21 × 602,347.05
  4. Step 4: Simplify right side
    1,010,455.83x = 839,909,238,930.58
  5. Step 5: Solve for x
    x = 839,909,238,930.58/1,010,455.83
  6. Step 6: Final answer
    x = 831,218.16

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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.