Home / 2,209,427.16-3,048,980.56-1,242,557.16

Finding the Fourth Proportional to 2,209,427.16, 3,048,980.56 and 1,242,557.16

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Solution

The fourth proportional to 2,209,427.16, 3,048,980.56 and 1,242,557.16 is: 1,714,712.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,427.16 : 3,048,980.56 = 1,242,557.16 : x
  2. Step 2: Convert to fraction form
    2,209,427.16/3,048,980.56 = 1,242,557.16/x
  3. Step 3: Cross multiply
    2,209,427.16x = 3,048,980.56 × 1,242,557.16
  4. Step 4: Simplify right side
    2,209,427.16x = 3,788,532,625,528.81
  5. Step 5: Solve for x
    x = 3,788,532,625,528.81/2,209,427.16
  6. Step 6: Final answer
    x = 1,714,712.62

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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.