Home / 1,293,995.16-1,785,689.40-705,299.67

Finding the Fourth Proportional to 1,293,995.16, 1,785,689.40 and 705,299.67

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Solution

The fourth proportional to 1,293,995.16, 1,785,689.40 and 705,299.67 is: 973,300.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,995.16 : 1,785,689.40 = 705,299.67 : x
  2. Step 2: Convert to fraction form
    1,293,995.16/1,785,689.40 = 705,299.67/x
  3. Step 3: Cross multiply
    1,293,995.16x = 1,785,689.40 × 705,299.67
  4. Step 4: Simplify right side
    1,293,995.16x = 1,259,446,144,542.50
  5. Step 5: Solve for x
    x = 1,259,446,144,542.50/1,293,995.16
  6. Step 6: Final answer
    x = 973,300.51

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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.