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Finding the Fourth Proportional to 1,752,499, 2,418,448.74 and 947,683

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Solution

The fourth proportional to 1,752,499, 2,418,448.74 and 947,683 is: 1,307,802.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,499 : 2,418,448.74 = 947,683 : x
  2. Step 2: Convert to fraction form
    1,752,499/2,418,448.74 = 947,683/x
  3. Step 3: Cross multiply
    1,752,499x = 2,418,448.74 × 947,683
  4. Step 4: Simplify right side
    1,752,499x = 2,291,922,757,269.42
  5. Step 5: Solve for x
    x = 2,291,922,757,269.42/1,752,499
  6. Step 6: Final answer
    x = 1,307,802.60

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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.