Home / 1,038,759.98-1,423,094.54-999,915.26

Finding the Fourth Proportional to 1,038,759.98, 1,423,094.54 and 999,915.26

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Solution

The fourth proportional to 1,038,759.98, 1,423,094.54 and 999,915.26 is: 1,369,877.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,759.98 : 1,423,094.54 = 999,915.26 : x
  2. Step 2: Convert to fraction form
    1,038,759.98/1,423,094.54 = 999,915.26/x
  3. Step 3: Cross multiply
    1,038,759.98x = 1,423,094.54 × 999,915.26
  4. Step 4: Simplify right side
    1,038,759.98x = 1,422,973,946,968.68
  5. Step 5: Solve for x
    x = 1,422,973,946,968.68/1,038,759.98
  6. Step 6: Final answer
    x = 1,369,877.52

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.