Home / 1,920,925.67-2,650,878.36-1,061,485.93

Finding the Fourth Proportional to 1,920,925.67, 2,650,878.36 and 1,061,485.93

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Solution

The fourth proportional to 1,920,925.67, 2,650,878.36 and 1,061,485.93 is: 1,464,851.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,925.67 : 2,650,878.36 = 1,061,485.93 : x
  2. Step 2: Convert to fraction form
    1,920,925.67/2,650,878.36 = 1,061,485.93/x
  3. Step 3: Cross multiply
    1,920,925.67x = 2,650,878.36 × 1,061,485.93
  4. Step 4: Simplify right side
    1,920,925.67x = 2,813,870,074,654.28
  5. Step 5: Solve for x
    x = 2,813,870,074,654.28/1,920,925.67
  6. Step 6: Final answer
    x = 1,464,851.10

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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.