Home / 1,407,216.54-2,110,804.76-342,260.53

Finding the Fourth Proportional to 1,407,216.54, 2,110,804.76 and 342,260.53

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Solution

The fourth proportional to 1,407,216.54, 2,110,804.76 and 342,260.53 is: 513,385.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,216.54 : 2,110,804.76 = 342,260.53 : x
  2. Step 2: Convert to fraction form
    1,407,216.54/2,110,804.76 = 342,260.53/x
  3. Step 3: Cross multiply
    1,407,216.54x = 2,110,804.76 × 342,260.53
  4. Step 4: Simplify right side
    1,407,216.54x = 722,445,154,172.82
  5. Step 5: Solve for x
    x = 722,445,154,172.82/1,407,216.54
  6. Step 6: Final answer
    x = 513,385.92

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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.