Home / 1,852,921.71-2,779,606.80-654,598.80

Finding the Fourth Proportional to 1,852,921.71, 2,779,606.80 and 654,598.80

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Solution

The fourth proportional to 1,852,921.71, 2,779,606.80 and 654,598.80 is: 981,977.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852,921.71 : 2,779,606.80 = 654,598.80 : x
  2. Step 2: Convert to fraction form
    1,852,921.71/2,779,606.80 = 654,598.80/x
  3. Step 3: Cross multiply
    1,852,921.71x = 2,779,606.80 × 654,598.80
  4. Step 4: Simplify right side
    1,852,921.71x = 1,819,527,261,853.81
  5. Step 5: Solve for x
    x = 1,819,527,261,853.81/1,852,921.71
  6. Step 6: Final answer
    x = 981,977.41

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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.