Home / 1,009,108.98-1,392,907.86-601,338.78

Finding the Fourth Proportional to 1,009,108.98, 1,392,907.86 and 601,338.78

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Solution

The fourth proportional to 1,009,108.98, 1,392,907.86 and 601,338.78 is: 830,048.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,108.98 : 1,392,907.86 = 601,338.78 : x
  2. Step 2: Convert to fraction form
    1,009,108.98/1,392,907.86 = 601,338.78/x
  3. Step 3: Cross multiply
    1,009,108.98x = 1,392,907.86 × 601,338.78
  4. Step 4: Simplify right side
    1,009,108.98x = 837,609,513,184.81
  5. Step 5: Solve for x
    x = 837,609,513,184.81/1,009,108.98
  6. Step 6: Final answer
    x = 830,048.62

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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.