Home / 1,014,254.90-1,399,765.65-561,545.90

Finding the Fourth Proportional to 1,014,254.90, 1,399,765.65 and 561,545.90

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Solution

The fourth proportional to 1,014,254.90, 1,399,765.65 and 561,545.90 is: 774,985.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,254.90 : 1,399,765.65 = 561,545.90 : x
  2. Step 2: Convert to fraction form
    1,014,254.90/1,399,765.65 = 561,545.90/x
  3. Step 3: Cross multiply
    1,014,254.90x = 1,399,765.65 × 561,545.90
  4. Step 4: Simplify right side
    1,014,254.90x = 786,032,661,718.34
  5. Step 5: Solve for x
    x = 786,032,661,718.34/1,014,254.90
  6. Step 6: Final answer
    x = 774,985.32

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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.