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Finding the Fourth Proportional to 1,358,598.11, 1,874,579.24 and 754,973.15

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Solution

The fourth proportional to 1,358,598.11, 1,874,579.24 and 754,973.15 is: 1,041,703.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,598.11 : 1,874,579.24 = 754,973.15 : x
  2. Step 2: Convert to fraction form
    1,358,598.11/1,874,579.24 = 754,973.15/x
  3. Step 3: Cross multiply
    1,358,598.11x = 1,874,579.24 × 754,973.15
  4. Step 4: Simplify right side
    1,358,598.11x = 1,415,256,989,972.54
  5. Step 5: Solve for x
    x = 1,415,256,989,972.54/1,358,598.11
  6. Step 6: Final answer
    x = 1,041,703.93

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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.