Home / 1,406,297.34-1,940,690.88-761,715.54

Finding the Fourth Proportional to 1,406,297.34, 1,940,690.88 and 761,715.54

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Solution

The fourth proportional to 1,406,297.34, 1,940,690.88 and 761,715.54 is: 1,051,167.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,297.34 : 1,940,690.88 = 761,715.54 : x
  2. Step 2: Convert to fraction form
    1,406,297.34/1,940,690.88 = 761,715.54/x
  3. Step 3: Cross multiply
    1,406,297.34x = 1,940,690.88 × 761,715.54
  4. Step 4: Simplify right side
    1,406,297.34x = 1,478,254,401,632.28
  5. Step 5: Solve for x
    x = 1,478,254,401,632.28/1,406,297.34
  6. Step 6: Final answer
    x = 1,051,167.74

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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.