Home / 2,031,016-2,802,802.08-1,125,656.32

Finding the Fourth Proportional to 2,031,016, 2,802,802.08 and 1,125,656.32

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Solution

The fourth proportional to 2,031,016, 2,802,802.08 and 1,125,656.32 is: 1,553,405.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031,016 : 2,802,802.08 = 1,125,656.32 : x
  2. Step 2: Convert to fraction form
    2,031,016/2,802,802.08 = 1,125,656.32/x
  3. Step 3: Cross multiply
    2,031,016x = 2,802,802.08 × 1,125,656.32
  4. Step 4: Simplify right side
    2,031,016x = 3,154,991,875,061.15
  5. Step 5: Solve for x
    x = 3,154,991,875,061.15/2,031,016
  6. Step 6: Final answer
    x = 1,553,405.72

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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.