Home / 1,048,723.40-1,574,267.70-694,429.40

Finding the Fourth Proportional to 1,048,723.40, 1,574,267.70 and 694,429.40

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Solution

The fourth proportional to 1,048,723.40, 1,574,267.70 and 694,429.40 is: 1,042,427.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,723.40 : 1,574,267.70 = 694,429.40 : x
  2. Step 2: Convert to fraction form
    1,048,723.40/1,574,267.70 = 694,429.40/x
  3. Step 3: Cross multiply
    1,048,723.40x = 1,574,267.70 × 694,429.40
  4. Step 4: Simplify right side
    1,048,723.40x = 1,093,217,774,350.38
  5. Step 5: Solve for x
    x = 1,093,217,774,350.38/1,048,723.40
  6. Step 6: Final answer
    x = 1,042,427.18

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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.