Home / 1,009,343.16-1,393,109.73-579,860.10

Finding the Fourth Proportional to 1,009,343.16, 1,393,109.73 and 579,860.10

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Solution

The fourth proportional to 1,009,343.16, 1,393,109.73 and 579,860.10 is: 800,331.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,343.16 : 1,393,109.73 = 579,860.10 : x
  2. Step 2: Convert to fraction form
    1,009,343.16/1,393,109.73 = 579,860.10/x
  3. Step 3: Cross multiply
    1,009,343.16x = 1,393,109.73 × 579,860.10
  4. Step 4: Simplify right side
    1,009,343.16x = 807,808,747,348.77
  5. Step 5: Solve for x
    x = 807,808,747,348.77/1,009,343.16
  6. Step 6: Final answer
    x = 800,331.13

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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.