Home / 1,918,020.35-2,646,855.04-1,058,580.58

Finding the Fourth Proportional to 1,918,020.35, 2,646,855.04 and 1,058,580.58

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Solution

The fourth proportional to 1,918,020.35, 2,646,855.04 and 1,058,580.58 is: 1,460,834.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,020.35 : 2,646,855.04 = 1,058,580.58 : x
  2. Step 2: Convert to fraction form
    1,918,020.35/2,646,855.04 = 1,058,580.58/x
  3. Step 3: Cross multiply
    1,918,020.35x = 2,646,855.04 × 1,058,580.58
  4. Step 4: Simplify right side
    1,918,020.35x = 2,801,909,343,419.12
  5. Step 5: Solve for x
    x = 2,801,909,343,419.12/1,918,020.35
  6. Step 6: Final answer
    x = 1,460,834.00

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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.