Home / 1,641,810.07-2,265,602.69-916,703.69

Finding the Fourth Proportional to 1,641,810.07, 2,265,602.69 and 916,703.69

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Solution

The fourth proportional to 1,641,810.07, 2,265,602.69 and 916,703.69 is: 1,264,997.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,810.07 : 2,265,602.69 = 916,703.69 : x
  2. Step 2: Convert to fraction form
    1,641,810.07/2,265,602.69 = 916,703.69/x
  3. Step 3: Cross multiply
    1,641,810.07x = 2,265,602.69 × 916,703.69
  4. Step 4: Simplify right side
    1,641,810.07x = 2,076,886,345,996.93
  5. Step 5: Solve for x
    x = 2,076,886,345,996.93/1,641,810.07
  6. Step 6: Final answer
    x = 1,264,997.93

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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.