Home / 1,014,064.57-1,399,409.52-555,208.89

Finding the Fourth Proportional to 1,014,064.57, 1,399,409.52 and 555,208.89

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Solution

The fourth proportional to 1,014,064.57, 1,399,409.52 and 555,208.89 is: 766,188.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,064.57 : 1,399,409.52 = 555,208.89 : x
  2. Step 2: Convert to fraction form
    1,014,064.57/1,399,409.52 = 555,208.89/x
  3. Step 3: Cross multiply
    1,014,064.57x = 1,399,409.52 × 555,208.89
  4. Step 4: Simplify right side
    1,014,064.57x = 776,964,606,254.63
  5. Step 5: Solve for x
    x = 776,964,606,254.63/1,014,064.57
  6. Step 6: Final answer
    x = 766,188.49

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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.