Home / 1,436,696-2,155,054.80-637,762.76

Finding the Fourth Proportional to 1,436,696, 2,155,054.80 and 637,762.76

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Solution

The fourth proportional to 1,436,696, 2,155,054.80 and 637,762.76 is: 956,648.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,696 : 2,155,054.80 = 637,762.76 : x
  2. Step 2: Convert to fraction form
    1,436,696/2,155,054.80 = 637,762.76/x
  3. Step 3: Cross multiply
    1,436,696x = 2,155,054.80 × 637,762.76
  4. Step 4: Simplify right side
    1,436,696x = 1,374,413,697,199.25
  5. Step 5: Solve for x
    x = 1,374,413,697,199.25/1,436,696
  6. Step 6: Final answer
    x = 956,648.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.