Home / 1,014,254.65-1,399,765.31-561,545.65

Finding the Fourth Proportional to 1,014,254.65, 1,399,765.31 and 561,545.65

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Solution

The fourth proportional to 1,014,254.65, 1,399,765.31 and 561,545.65 is: 774,984.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,254.65 : 1,399,765.31 = 561,545.65 : x
  2. Step 2: Convert to fraction form
    1,014,254.65/1,399,765.31 = 561,545.65/x
  3. Step 3: Cross multiply
    1,014,254.65x = 1,399,765.31 × 561,545.65
  4. Step 4: Simplify right side
    1,014,254.65x = 786,032,120,851.40
  5. Step 5: Solve for x
    x = 786,032,120,851.40/1,014,254.65
  6. Step 6: Final answer
    x = 774,984.98

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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.