Home / 1,259,537.69-1,738,075.12-708,335.77

Finding the Fourth Proportional to 1,259,537.69, 1,738,075.12 and 708,335.77

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Solution

The fourth proportional to 1,259,537.69, 1,738,075.12 and 708,335.77 is: 977,454.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,537.69 : 1,738,075.12 = 708,335.77 : x
  2. Step 2: Convert to fraction form
    1,259,537.69/1,738,075.12 = 708,335.77/x
  3. Step 3: Cross multiply
    1,259,537.69x = 1,738,075.12 × 708,335.77
  4. Step 4: Simplify right side
    1,259,537.69x = 1,231,140,778,443.04
  5. Step 5: Solve for x
    x = 1,231,140,778,443.04/1,259,537.69
  6. Step 6: Final answer
    x = 977,454.50

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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.