Home / 1,069,483.36-1,604,386.32-462,437.78

Finding the Fourth Proportional to 1,069,483.36, 1,604,386.32 and 462,437.78

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Solution

The fourth proportional to 1,069,483.36, 1,604,386.32 and 462,437.78 is: 693,726.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,483.36 : 1,604,386.32 = 462,437.78 : x
  2. Step 2: Convert to fraction form
    1,069,483.36/1,604,386.32 = 462,437.78/x
  3. Step 3: Cross multiply
    1,069,483.36x = 1,604,386.32 × 462,437.78
  4. Step 4: Simplify right side
    1,069,483.36x = 741,928,848,083.17
  5. Step 5: Solve for x
    x = 741,928,848,083.17/1,069,483.36
  6. Step 6: Final answer
    x = 693,726.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.