Home / 1,133,860.80-1,698,458.40-573,211.20

Finding the Fourth Proportional to 1,133,860.80, 1,698,458.40 and 573,211.20

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Solution

The fourth proportional to 1,133,860.80, 1,698,458.40 and 573,211.20 is: 858,637.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,860.80 : 1,698,458.40 = 573,211.20 : x
  2. Step 2: Convert to fraction form
    1,133,860.80/1,698,458.40 = 573,211.20/x
  3. Step 3: Cross multiply
    1,133,860.80x = 1,698,458.40 × 573,211.20
  4. Step 4: Simplify right side
    1,133,860.80x = 973,575,377,614.08
  5. Step 5: Solve for x
    x = 973,575,377,614.08/1,133,860.80
  6. Step 6: Final answer
    x = 858,637.48

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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.