Home / 1,807,034.80-2,710,362.12-742,189.36

Finding the Fourth Proportional to 1,807,034.80, 2,710,362.12 and 742,189.36

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Solution

The fourth proportional to 1,807,034.80, 2,710,362.12 and 742,189.36 is: 1,113,205.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,034.80 : 2,710,362.12 = 742,189.36 : x
  2. Step 2: Convert to fraction form
    1,807,034.80/2,710,362.12 = 742,189.36/x
  3. Step 3: Cross multiply
    1,807,034.80x = 2,710,362.12 × 742,189.36
  4. Step 4: Simplify right side
    1,807,034.80x = 2,011,601,927,211.04
  5. Step 5: Solve for x
    x = 2,011,601,927,211.04/1,807,034.80
  6. Step 6: Final answer
    x = 1,113,205.97

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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.