Home / 1,111,470.05-1,533,830.19-602,172.43

Finding the Fourth Proportional to 1,111,470.05, 1,533,830.19 and 602,172.43

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Solution

The fourth proportional to 1,111,470.05, 1,533,830.19 and 602,172.43 is: 830,998.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,470.05 : 1,533,830.19 = 602,172.43 : x
  2. Step 2: Convert to fraction form
    1,111,470.05/1,533,830.19 = 602,172.43/x
  3. Step 3: Cross multiply
    1,111,470.05x = 1,533,830.19 × 602,172.43
  4. Step 4: Simplify right side
    1,111,470.05x = 923,630,245,050.51
  5. Step 5: Solve for x
    x = 923,630,245,050.51/1,111,470.05
  6. Step 6: Final answer
    x = 830,998.77

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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.