Home / 1,242,707.95-1,864,042.98-559,111.96

Finding the Fourth Proportional to 1,242,707.95, 1,864,042.98 and 559,111.96

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Solution

The fourth proportional to 1,242,707.95, 1,864,042.98 and 559,111.96 is: 838,659.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,707.95 : 1,864,042.98 = 559,111.96 : x
  2. Step 2: Convert to fraction form
    1,242,707.95/1,864,042.98 = 559,111.96/x
  3. Step 3: Cross multiply
    1,242,707.95x = 1,864,042.98 × 559,111.96
  4. Step 4: Simplify right side
    1,242,707.95x = 1,042,208,724,072.04
  5. Step 5: Solve for x
    x = 1,042,208,724,072.04/1,242,707.95
  6. Step 6: Final answer
    x = 838,659.42

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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.