Home / 1,461,886.05-2,017,588.10-817,344.39

Finding the Fourth Proportional to 1,461,886.05, 2,017,588.10 and 817,344.39

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Solution

The fourth proportional to 1,461,886.05, 2,017,588.10 and 817,344.39 is: 1,128,038.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,886.05 : 2,017,588.10 = 817,344.39 : x
  2. Step 2: Convert to fraction form
    1,461,886.05/2,017,588.10 = 817,344.39/x
  3. Step 3: Cross multiply
    1,461,886.05x = 2,017,588.10 × 817,344.39
  4. Step 4: Simplify right side
    1,461,886.05x = 1,649,064,310,779.04
  5. Step 5: Solve for x
    x = 1,649,064,310,779.04/1,461,886.05
  6. Step 6: Final answer
    x = 1,128,038.89

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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.