Home / 1,125,746.49-1,688,935.38-452,300.64

Finding the Fourth Proportional to 1,125,746.49, 1,688,935.38 and 452,300.64

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Solution

The fourth proportional to 1,125,746.49, 1,688,935.38 and 452,300.64 is: 678,577.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,746.49 : 1,688,935.38 = 452,300.64 : x
  2. Step 2: Convert to fraction form
    1,125,746.49/1,688,935.38 = 452,300.64/x
  3. Step 3: Cross multiply
    1,125,746.49x = 1,688,935.38 × 452,300.64
  4. Step 4: Simplify right side
    1,125,746.49x = 763,906,553,292.64
  5. Step 5: Solve for x
    x = 763,906,553,292.64/1,125,746.49
  6. Step 6: Final answer
    x = 678,577.78

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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.