Home / 1,657,319.52-2,485,702.44-459,363

Finding the Fourth Proportional to 1,657,319.52, 2,485,702.44 and 459,363

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Solution

The fourth proportional to 1,657,319.52, 2,485,702.44 and 459,363 is: 688,967.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,319.52 : 2,485,702.44 = 459,363 : x
  2. Step 2: Convert to fraction form
    1,657,319.52/2,485,702.44 = 459,363/x
  3. Step 3: Cross multiply
    1,657,319.52x = 2,485,702.44 × 459,363
  4. Step 4: Simplify right side
    1,657,319.52x = 1,141,839,729,945.72
  5. Step 5: Solve for x
    x = 1,141,839,729,945.72/1,657,319.52
  6. Step 6: Final answer
    x = 688,967.77

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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.