Home / 1,021,543.11-1,409,739-562,673.97

Finding the Fourth Proportional to 1,021,543.11, 1,409,739 and 562,673.97

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Solution

The fourth proportional to 1,021,543.11, 1,409,739 and 562,673.97 is: 776,495.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,543.11 : 1,409,739 = 562,673.97 : x
  2. Step 2: Convert to fraction form
    1,021,543.11/1,409,739 = 562,673.97/x
  3. Step 3: Cross multiply
    1,021,543.11x = 1,409,739 × 562,673.97
  4. Step 4: Simplify right side
    1,021,543.11x = 793,223,439,793.83
  5. Step 5: Solve for x
    x = 793,223,439,793.83/1,021,543.11
  6. Step 6: Final answer
    x = 776,495.32

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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.