Home / 1,038,637.19-1,433,558.45-609,055.72

Finding the Fourth Proportional to 1,038,637.19, 1,433,558.45 and 609,055.72

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Solution

The fourth proportional to 1,038,637.19, 1,433,558.45 and 609,055.72 is: 840,637.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,637.19 : 1,433,558.45 = 609,055.72 : x
  2. Step 2: Convert to fraction form
    1,038,637.19/1,433,558.45 = 609,055.72/x
  3. Step 3: Cross multiply
    1,038,637.19x = 1,433,558.45 × 609,055.72
  4. Step 4: Simplify right side
    1,038,637.19x = 873,116,971,865.58
  5. Step 5: Solve for x
    x = 873,116,971,865.58/1,038,637.19
  6. Step 6: Final answer
    x = 840,637.11

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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.