Home / 1,723,054.40-2,378,038.01-988,295.30

Finding the Fourth Proportional to 1,723,054.40, 2,378,038.01 and 988,295.30

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Solution

The fourth proportional to 1,723,054.40, 2,378,038.01 and 988,295.30 is: 1,363,975.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723,054.40 : 2,378,038.01 = 988,295.30 : x
  2. Step 2: Convert to fraction form
    1,723,054.40/2,378,038.01 = 988,295.30/x
  3. Step 3: Cross multiply
    1,723,054.40x = 2,378,038.01 × 988,295.30
  4. Step 4: Simplify right side
    1,723,054.40x = 2,350,203,771,672.69
  5. Step 5: Solve for x
    x = 2,350,203,771,672.69/1,723,054.40
  6. Step 6: Final answer
    x = 1,363,975.38

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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.