Home / 1,017,052.08-1,403,804.16-634,848.72

Finding the Fourth Proportional to 1,017,052.08, 1,403,804.16 and 634,848.72

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Solution

The fourth proportional to 1,017,052.08, 1,403,804.16 and 634,848.72 is: 876,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,052.08 : 1,403,804.16 = 634,848.72 : x
  2. Step 2: Convert to fraction form
    1,017,052.08/1,403,804.16 = 634,848.72/x
  3. Step 3: Cross multiply
    1,017,052.08x = 1,403,804.16 × 634,848.72
  4. Step 4: Simplify right side
    1,017,052.08x = 891,203,274,106.68
  5. Step 5: Solve for x
    x = 891,203,274,106.68/1,017,052.08
  6. Step 6: Final answer
    x = 876,261.20

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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.