Home / 1,132,614.42-1,698,919.89-776,548.98

Finding the Fourth Proportional to 1,132,614.42, 1,698,919.89 and 776,548.98

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Solution

The fourth proportional to 1,132,614.42, 1,698,919.89 and 776,548.98 is: 1,164,822.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,614.42 : 1,698,919.89 = 776,548.98 : x
  2. Step 2: Convert to fraction form
    1,132,614.42/1,698,919.89 = 776,548.98/x
  3. Step 3: Cross multiply
    1,132,614.42x = 1,698,919.89 × 776,548.98
  4. Step 4: Simplify right side
    1,132,614.42x = 1,319,294,507,681.21
  5. Step 5: Solve for x
    x = 1,319,294,507,681.21/1,132,614.42
  6. Step 6: Final answer
    x = 1,164,822.28

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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.