Home / 1,447,875.50-1,998,121.56-874,804.91

Finding the Fourth Proportional to 1,447,875.50, 1,998,121.56 and 874,804.91

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Solution

The fourth proportional to 1,447,875.50, 1,998,121.56 and 874,804.91 is: 1,207,263.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,875.50 : 1,998,121.56 = 874,804.91 : x
  2. Step 2: Convert to fraction form
    1,447,875.50/1,998,121.56 = 874,804.91/x
  3. Step 3: Cross multiply
    1,447,875.50x = 1,998,121.56 × 874,804.91
  4. Step 4: Simplify right side
    1,447,875.50x = 1,747,966,551,464.86
  5. Step 5: Solve for x
    x = 1,747,966,551,464.86/1,447,875.50
  6. Step 6: Final answer
    x = 1,207,263.02

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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.