Home / 1,038,636.53-1,433,557.57-609,055.06

Finding the Fourth Proportional to 1,038,636.53, 1,433,557.57 and 609,055.06

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Solution

The fourth proportional to 1,038,636.53, 1,433,557.57 and 609,055.06 is: 840,636.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,636.53 : 1,433,557.57 = 609,055.06 : x
  2. Step 2: Convert to fraction form
    1,038,636.53/1,433,557.57 = 609,055.06/x
  3. Step 3: Cross multiply
    1,038,636.53x = 1,433,557.57 × 609,055.06
  4. Step 4: Simplify right side
    1,038,636.53x = 873,115,484,788.32
  5. Step 5: Solve for x
    x = 873,115,484,788.32/1,038,636.53
  6. Step 6: Final answer
    x = 840,636.22

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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.