Home / 1,362,796.07-1,880,658.63-790,168.40

Finding the Fourth Proportional to 1,362,796.07, 1,880,658.63 and 790,168.40

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Solution

The fourth proportional to 1,362,796.07, 1,880,658.63 and 790,168.40 is: 1,090,432.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,796.07 : 1,880,658.63 = 790,168.40 : x
  2. Step 2: Convert to fraction form
    1,362,796.07/1,880,658.63 = 790,168.40/x
  3. Step 3: Cross multiply
    1,362,796.07x = 1,880,658.63 × 790,168.40
  4. Step 4: Simplify right side
    1,362,796.07x = 1,486,037,007,259.16
  5. Step 5: Solve for x
    x = 1,486,037,007,259.16/1,362,796.07
  6. Step 6: Final answer
    x = 1,090,432.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.