Home / 1,157,069.40-1,557,067.05-1,157,069.40

Finding the Fourth Proportional to 1,157,069.40, 1,557,067.05 and 1,157,069.40

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Solution

The fourth proportional to 1,157,069.40, 1,557,067.05 and 1,157,069.40 is: 1,557,067.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,069.40 : 1,557,067.05 = 1,157,069.40 : x
  2. Step 2: Convert to fraction form
    1,157,069.40/1,557,067.05 = 1,157,069.40/x
  3. Step 3: Cross multiply
    1,157,069.40x = 1,557,067.05 × 1,157,069.40
  4. Step 4: Simplify right side
    1,157,069.40x = 1,801,634,637,303.27
  5. Step 5: Solve for x
    x = 1,801,634,637,303.27/1,157,069.40
  6. Step 6: Final answer
    x = 1,557,067.05

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.