Home / 1,869,010.47-2,579,235.47-1,009,570.73

Finding the Fourth Proportional to 1,869,010.47, 2,579,235.47 and 1,009,570.73

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Solution

The fourth proportional to 1,869,010.47, 2,579,235.47 and 1,009,570.73 is: 1,393,208.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,010.47 : 2,579,235.47 = 1,009,570.73 : x
  2. Step 2: Convert to fraction form
    1,869,010.47/2,579,235.47 = 1,009,570.73/x
  3. Step 3: Cross multiply
    1,869,010.47x = 2,579,235.47 × 1,009,570.73
  4. Step 4: Simplify right side
    1,869,010.47x = 2,603,920,636,289.79
  5. Step 5: Solve for x
    x = 2,603,920,636,289.79/1,869,010.47
  6. Step 6: Final answer
    x = 1,393,208.16

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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.