Home / 1,021,721.13-1,410,018.90-569,012.13

Finding the Fourth Proportional to 1,021,721.13, 1,410,018.90 and 569,012.13

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Solution

The fourth proportional to 1,021,721.13, 1,410,018.90 and 569,012.13 is: 785,261.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,721.13 : 1,410,018.90 = 569,012.13 : x
  2. Step 2: Convert to fraction form
    1,021,721.13/1,410,018.90 = 569,012.13/x
  3. Step 3: Cross multiply
    1,021,721.13x = 1,410,018.90 × 569,012.13
  4. Step 4: Simplify right side
    1,021,721.13x = 802,317,863,462.04
  5. Step 5: Solve for x
    x = 802,317,863,462.04/1,021,721.13
  6. Step 6: Final answer
    x = 785,261.10

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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.