Home / 1,407,602.89-2,111,404.74-509,024.53

Finding the Fourth Proportional to 1,407,602.89, 2,111,404.74 and 509,024.53

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Solution

The fourth proportional to 1,407,602.89, 2,111,404.74 and 509,024.53 is: 763,536.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,602.89 : 2,111,404.74 = 509,024.53 : x
  2. Step 2: Convert to fraction form
    1,407,602.89/2,111,404.74 = 509,024.53/x
  3. Step 3: Cross multiply
    1,407,602.89x = 2,111,404.74 × 509,024.53
  4. Step 4: Simplify right side
    1,407,602.89x = 1,074,756,805,418.27
  5. Step 5: Solve for x
    x = 1,074,756,805,418.27/1,407,602.89
  6. Step 6: Final answer
    x = 763,536.94

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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.