Home / 1,125,746.67-1,688,935.66-452,300.83

Finding the Fourth Proportional to 1,125,746.67, 1,688,935.66 and 452,300.83

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Solution

The fourth proportional to 1,125,746.67, 1,688,935.66 and 452,300.83 is: 678,578.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,746.67 : 1,688,935.66 = 452,300.83 : x
  2. Step 2: Convert to fraction form
    1,125,746.67/1,688,935.66 = 452,300.83/x
  3. Step 3: Cross multiply
    1,125,746.67x = 1,688,935.66 × 452,300.83
  4. Step 4: Simplify right side
    1,125,746.67x = 763,906,995,481.51
  5. Step 5: Solve for x
    x = 763,906,995,481.51/1,125,746.67
  6. Step 6: Final answer
    x = 678,578.06

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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.