Home / 1,018,485.70-1,404,925.46-635,848.18

Finding the Fourth Proportional to 1,018,485.70, 1,404,925.46 and 635,848.18

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Solution

The fourth proportional to 1,018,485.70, 1,404,925.46 and 635,848.18 is: 877,105.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,485.70 : 1,404,925.46 = 635,848.18 : x
  2. Step 2: Convert to fraction form
    1,018,485.70/1,404,925.46 = 635,848.18/x
  3. Step 3: Cross multiply
    1,018,485.70x = 1,404,925.46 × 635,848.18
  4. Step 4: Simplify right side
    1,018,485.70x = 893,319,296,776.66
  5. Step 5: Solve for x
    x = 893,319,296,776.66/1,018,485.70
  6. Step 6: Final answer
    x = 877,105.39

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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.