Home / 1,828,116.60-2,742,430.06-762,914.50

Finding the Fourth Proportional to 1,828,116.60, 2,742,430.06 and 762,914.50

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Solution

The fourth proportional to 1,828,116.60, 2,742,430.06 and 762,914.50 is: 1,144,478.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,116.60 : 2,742,430.06 = 762,914.50 : x
  2. Step 2: Convert to fraction form
    1,828,116.60/2,742,430.06 = 762,914.50/x
  3. Step 3: Cross multiply
    1,828,116.60x = 2,742,430.06 × 762,914.50
  4. Step 4: Simplify right side
    1,828,116.60x = 2,092,239,658,009.87
  5. Step 5: Solve for x
    x = 2,092,239,658,009.87/1,828,116.60
  6. Step 6: Final answer
    x = 1,144,478.23

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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.