Home / 1,124,712.87-1,686,890.75-526,089.51

Finding the Fourth Proportional to 1,124,712.87, 1,686,890.75 and 526,089.51

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Solution

The fourth proportional to 1,124,712.87, 1,686,890.75 and 526,089.51 is: 789,050.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,712.87 : 1,686,890.75 = 526,089.51 : x
  2. Step 2: Convert to fraction form
    1,124,712.87/1,686,890.75 = 526,089.51/x
  3. Step 3: Cross multiply
    1,124,712.87x = 1,686,890.75 × 526,089.51
  4. Step 4: Simplify right side
    1,124,712.87x = 887,455,525,460.59
  5. Step 5: Solve for x
    x = 887,455,525,460.59/1,124,712.87
  6. Step 6: Final answer
    x = 789,050.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.