Home / 1,856,280.64-2,561,621.56-1,029,349.63

Finding the Fourth Proportional to 1,856,280.64, 2,561,621.56 and 1,029,349.63

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Solution

The fourth proportional to 1,856,280.64, 2,561,621.56 and 1,029,349.63 is: 1,420,477.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,280.64 : 2,561,621.56 = 1,029,349.63 : x
  2. Step 2: Convert to fraction form
    1,856,280.64/2,561,621.56 = 1,029,349.63/x
  3. Step 3: Cross multiply
    1,856,280.64x = 2,561,621.56 × 1,029,349.63
  4. Step 4: Simplify right side
    1,856,280.64x = 2,636,804,196,008.59
  5. Step 5: Solve for x
    x = 2,636,804,196,008.59/1,856,280.64
  6. Step 6: Final answer
    x = 1,420,477.13

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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.