Home / 1,819,239.60-2,724,922.80-976,807.20

Finding the Fourth Proportional to 1,819,239.60, 2,724,922.80 and 976,807.20

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Solution

The fourth proportional to 1,819,239.60, 2,724,922.80 and 976,807.20 is: 1,463,097.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,239.60 : 2,724,922.80 = 976,807.20 : x
  2. Step 2: Convert to fraction form
    1,819,239.60/2,724,922.80 = 976,807.20/x
  3. Step 3: Cross multiply
    1,819,239.60x = 2,724,922.80 × 976,807.20
  4. Step 4: Simplify right side
    1,819,239.60x = 2,661,724,210,484.16
  5. Step 5: Solve for x
    x = 2,661,724,210,484.16/1,819,239.60
  6. Step 6: Final answer
    x = 1,463,097.12

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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.