Home / 1,807,035.80-2,710,363.62-742,190.36

Finding the Fourth Proportional to 1,807,035.80, 2,710,363.62 and 742,190.36

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Solution

The fourth proportional to 1,807,035.80, 2,710,363.62 and 742,190.36 is: 1,113,207.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,035.80 : 2,710,363.62 = 742,190.36 : x
  2. Step 2: Convert to fraction form
    1,807,035.80/2,710,363.62 = 742,190.36/x
  3. Step 3: Cross multiply
    1,807,035.80x = 2,710,363.62 × 742,190.36
  4. Step 4: Simplify right side
    1,807,035.80x = 2,011,605,750,858.70
  5. Step 5: Solve for x
    x = 2,011,605,750,858.70/1,807,035.80
  6. Step 6: Final answer
    x = 1,113,207.47

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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.