Home / 1,695,982-2,545,139.40-698,710

Finding the Fourth Proportional to 1,695,982, 2,545,139.40 and 698,710

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Solution

The fourth proportional to 1,695,982, 2,545,139.40 and 698,710 is: 1,048,545.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,982 : 2,545,139.40 = 698,710 : x
  2. Step 2: Convert to fraction form
    1,695,982/2,545,139.40 = 698,710/x
  3. Step 3: Cross multiply
    1,695,982x = 2,545,139.40 × 698,710
  4. Step 4: Simplify right side
    1,695,982x = 1,778,314,350,174
  5. Step 5: Solve for x
    x = 1,778,314,350,174/1,695,982
  6. Step 6: Final answer
    x = 1,048,545.53

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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.