Home / 1,058,779.40-1,587,827.82-348,638.36

Finding the Fourth Proportional to 1,058,779.40, 1,587,827.82 and 348,638.36

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Solution

The fourth proportional to 1,058,779.40, 1,587,827.82 and 348,638.36 is: 522,845.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,779.40 : 1,587,827.82 = 348,638.36 : x
  2. Step 2: Convert to fraction form
    1,058,779.40/1,587,827.82 = 348,638.36/x
  3. Step 3: Cross multiply
    1,058,779.40x = 1,587,827.82 × 348,638.36
  4. Step 4: Simplify right side
    1,058,779.40x = 553,577,687,127.18
  5. Step 5: Solve for x
    x = 553,577,687,127.18/1,058,779.40
  6. Step 6: Final answer
    x = 522,845.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.