Home / 1,851,985.10-2,555,838.41-1,036,139.94

Finding the Fourth Proportional to 1,851,985.10, 2,555,838.41 and 1,036,139.94

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Solution

The fourth proportional to 1,851,985.10, 2,555,838.41 and 1,036,139.94 is: 1,429,928.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,985.10 : 2,555,838.41 = 1,036,139.94 : x
  2. Step 2: Convert to fraction form
    1,851,985.10/2,555,838.41 = 1,036,139.94/x
  3. Step 3: Cross multiply
    1,851,985.10x = 2,555,838.41 × 1,036,139.94
  4. Step 4: Simplify right side
    1,851,985.10x = 2,648,206,251,606.40
  5. Step 5: Solve for x
    x = 2,648,206,251,606.40/1,851,985.10
  6. Step 6: Final answer
    x = 1,429,928.49

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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.