Home / 1,657,320.52-2,485,703.94-459,364

Finding the Fourth Proportional to 1,657,320.52, 2,485,703.94 and 459,364

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Solution

The fourth proportional to 1,657,320.52, 2,485,703.94 and 459,364 is: 688,969.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,320.52 : 2,485,703.94 = 459,364 : x
  2. Step 2: Convert to fraction form
    1,657,320.52/2,485,703.94 = 459,364/x
  3. Step 3: Cross multiply
    1,657,320.52x = 2,485,703.94 × 459,364
  4. Step 4: Simplify right side
    1,657,320.52x = 1,141,842,904,694.16
  5. Step 5: Solve for x
    x = 1,141,842,904,694.16/1,657,320.52
  6. Step 6: Final answer
    x = 688,969.27

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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.