Home / 1,785,426.23-2,464,642.17-1,205,435.04

Finding the Fourth Proportional to 1,785,426.23, 2,464,642.17 and 1,205,435.04

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Solution

The fourth proportional to 1,785,426.23, 2,464,642.17 and 1,205,435.04 is: 1,664,009.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,426.23 : 2,464,642.17 = 1,205,435.04 : x
  2. Step 2: Convert to fraction form
    1,785,426.23/2,464,642.17 = 1,205,435.04/x
  3. Step 3: Cross multiply
    1,785,426.23x = 2,464,642.17 × 1,205,435.04
  4. Step 4: Simplify right side
    1,785,426.23x = 2,970,966,032,779.64
  5. Step 5: Solve for x
    x = 2,970,966,032,779.64/1,785,426.23
  6. Step 6: Final answer
    x = 1,664,009.40

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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.