Home / 1,362,795.57-1,880,657.93-790,167.89

Finding the Fourth Proportional to 1,362,795.57, 1,880,657.93 and 790,167.89

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Solution

The fourth proportional to 1,362,795.57, 1,880,657.93 and 790,167.89 is: 1,090,431.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,795.57 : 1,880,657.93 = 790,167.89 : x
  2. Step 2: Convert to fraction form
    1,362,795.57/1,880,657.93 = 790,167.89/x
  3. Step 3: Cross multiply
    1,362,795.57x = 1,880,657.93 × 790,167.89
  4. Step 4: Simplify right side
    1,362,795.57x = 1,486,035,515,036.93
  5. Step 5: Solve for x
    x = 1,486,035,515,036.93/1,362,795.57
  6. Step 6: Final answer
    x = 1,090,431.72

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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.