Home / 1,685,548.44-2,326,056.80-921,601.98

Finding the Fourth Proportional to 1,685,548.44, 2,326,056.80 and 921,601.98

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Solution

The fourth proportional to 1,685,548.44, 2,326,056.80 and 921,601.98 is: 1,271,810.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,548.44 : 2,326,056.80 = 921,601.98 : x
  2. Step 2: Convert to fraction form
    1,685,548.44/2,326,056.80 = 921,601.98/x
  3. Step 3: Cross multiply
    1,685,548.44x = 2,326,056.80 × 921,601.98
  4. Step 4: Simplify right side
    1,685,548.44x = 2,143,698,547,864.45
  5. Step 5: Solve for x
    x = 2,143,698,547,864.45/1,685,548.44
  6. Step 6: Final answer
    x = 1,271,810.70

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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.