Home / 1,688,501.49-2,330,089.14-943,433.42

Finding the Fourth Proportional to 1,688,501.49, 2,330,089.14 and 943,433.42

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Solution

The fourth proportional to 1,688,501.49, 2,330,089.14 and 943,433.42 is: 1,301,914.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,501.49 : 2,330,089.14 = 943,433.42 : x
  2. Step 2: Convert to fraction form
    1,688,501.49/2,330,089.14 = 943,433.42/x
  3. Step 3: Cross multiply
    1,688,501.49x = 2,330,089.14 × 943,433.42
  4. Step 4: Simplify right side
    1,688,501.49x = 2,198,283,966,255.06
  5. Step 5: Solve for x
    x = 2,198,283,966,255.06/1,688,501.49
  6. Step 6: Final answer
    x = 1,301,914.14

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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.