Home / 1,908,135.28-2,862,342.78-710,057.26

Finding the Fourth Proportional to 1,908,135.28, 2,862,342.78 and 710,057.26

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Solution

The fourth proportional to 1,908,135.28, 2,862,342.78 and 710,057.26 is: 1,065,137.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,135.28 : 2,862,342.78 = 710,057.26 : x
  2. Step 2: Convert to fraction form
    1,908,135.28/2,862,342.78 = 710,057.26/x
  3. Step 3: Cross multiply
    1,908,135.28x = 2,862,342.78 × 710,057.26
  4. Step 4: Simplify right side
    1,908,135.28x = 2,032,427,271,547.58
  5. Step 5: Solve for x
    x = 2,032,427,271,547.58/1,908,135.28
  6. Step 6: Final answer
    x = 1,065,137.93

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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.