Home / 1,564,478.88-2,158,802.28-876,054.96

Finding the Fourth Proportional to 1,564,478.88, 2,158,802.28 and 876,054.96

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Solution

The fourth proportional to 1,564,478.88, 2,158,802.28 and 876,054.96 is: 1,208,855.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,478.88 : 2,158,802.28 = 876,054.96 : x
  2. Step 2: Convert to fraction form
    1,564,478.88/2,158,802.28 = 876,054.96/x
  3. Step 3: Cross multiply
    1,564,478.88x = 2,158,802.28 × 876,054.96
  4. Step 4: Simplify right side
    1,564,478.88x = 1,891,229,445,053.31
  5. Step 5: Solve for x
    x = 1,891,229,445,053.31/1,564,478.88
  6. Step 6: Final answer
    x = 1,208,855.85

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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.