Home / 5,184,513.60-7,774,437.60-1,988,577.60

Finding the Fourth Proportional to 5,184,513.60, 7,774,437.60 and 1,988,577.60

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Solution

The fourth proportional to 5,184,513.60, 7,774,437.60 and 1,988,577.60 is: 2,981,971.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,513.60 : 7,774,437.60 = 1,988,577.60 : x
  2. Step 2: Convert to fraction form
    5,184,513.60/7,774,437.60 = 1,988,577.60/x
  3. Step 3: Cross multiply
    5,184,513.60x = 7,774,437.60 × 1,988,577.60
  4. Step 4: Simplify right side
    5,184,513.60x = 15,460,072,463,957.76
  5. Step 5: Solve for x
    x = 15,460,072,463,957.76/5,184,513.60
  6. Step 6: Final answer
    x = 2,981,971.63

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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.