Home / 1,046,875.50-1,444,651.80-639,658.98

Finding the Fourth Proportional to 1,046,875.50, 1,444,651.80 and 639,658.98

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Solution

The fourth proportional to 1,046,875.50, 1,444,651.80 and 639,658.98 is: 882,707.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,875.50 : 1,444,651.80 = 639,658.98 : x
  2. Step 2: Convert to fraction form
    1,046,875.50/1,444,651.80 = 639,658.98/x
  3. Step 3: Cross multiply
    1,046,875.50x = 1,444,651.80 × 639,658.98
  4. Step 4: Simplify right side
    1,046,875.50x = 924,084,496,843.16
  5. Step 5: Solve for x
    x = 924,084,496,843.16/1,046,875.50
  6. Step 6: Final answer
    x = 882,707.16

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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.