Home / 1,158,804.40-1,738,206.60-972,180.40

Finding the Fourth Proportional to 1,158,804.40, 1,738,206.60 and 972,180.40

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Solution

The fourth proportional to 1,158,804.40, 1,738,206.60 and 972,180.40 is: 1,458,270.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,804.40 : 1,738,206.60 = 972,180.40 : x
  2. Step 2: Convert to fraction form
    1,158,804.40/1,738,206.60 = 972,180.40/x
  3. Step 3: Cross multiply
    1,158,804.40x = 1,738,206.60 × 972,180.40
  4. Step 4: Simplify right side
    1,158,804.40x = 1,689,850,387,670.64
  5. Step 5: Solve for x
    x = 1,689,850,387,670.64/1,158,804.40
  6. Step 6: Final answer
    x = 1,458,270.60

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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.