Home / 1,077,726.60-1,487,362.23-618,901.29

Finding the Fourth Proportional to 1,077,726.60, 1,487,362.23 and 618,901.29

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Solution

The fourth proportional to 1,077,726.60, 1,487,362.23 and 618,901.29 is: 854,140.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,726.60 : 1,487,362.23 = 618,901.29 : x
  2. Step 2: Convert to fraction form
    1,077,726.60/1,487,362.23 = 618,901.29/x
  3. Step 3: Cross multiply
    1,077,726.60x = 1,487,362.23 × 618,901.29
  4. Step 4: Simplify right side
    1,077,726.60x = 920,530,402,844.28
  5. Step 5: Solve for x
    x = 920,530,402,844.28/1,077,726.60
  6. Step 6: Final answer
    x = 854,140.93

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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.