Home / 1,670,701.52-2,507,106.47-711,155.58

Finding the Fourth Proportional to 1,670,701.52, 2,507,106.47 and 711,155.58

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Solution

The fourth proportional to 1,670,701.52, 2,507,106.47 and 711,155.58 is: 1,067,182.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,701.52 : 2,507,106.47 = 711,155.58 : x
  2. Step 2: Convert to fraction form
    1,670,701.52/2,507,106.47 = 711,155.58/x
  3. Step 3: Cross multiply
    1,670,701.52x = 2,507,106.47 × 711,155.58
  4. Step 4: Simplify right side
    1,670,701.52x = 1,782,942,752,238.82
  5. Step 5: Solve for x
    x = 1,782,942,752,238.82/1,670,701.52
  6. Step 6: Final answer
    x = 1,067,182.10

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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.