Home / 1,098,336.59-1,640,825.74-710,929.60

Finding the Fourth Proportional to 1,098,336.59, 1,640,825.74 and 710,929.60

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Solution

The fourth proportional to 1,098,336.59, 1,640,825.74 and 710,929.60 is: 1,062,071.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,336.59 : 1,640,825.74 = 710,929.60 : x
  2. Step 2: Convert to fraction form
    1,098,336.59/1,640,825.74 = 710,929.60/x
  3. Step 3: Cross multiply
    1,098,336.59x = 1,640,825.74 × 710,929.60
  4. Step 4: Simplify right side
    1,098,336.59x = 1,166,511,590,408.81
  5. Step 5: Solve for x
    x = 1,166,511,590,408.81/1,098,336.59
  6. Step 6: Final answer
    x = 1,062,071.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.