Home / 1,557,783.10-2,331,490.65-1,130,103.10

Finding the Fourth Proportional to 1,557,783.10, 2,331,490.65 and 1,130,103.10

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Solution

The fourth proportional to 1,557,783.10, 2,331,490.65 and 1,130,103.10 is: 1,691,393.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,783.10 : 2,331,490.65 = 1,130,103.10 : x
  2. Step 2: Convert to fraction form
    1,557,783.10/2,331,490.65 = 1,130,103.10/x
  3. Step 3: Cross multiply
    1,557,783.10x = 2,331,490.65 × 1,130,103.10
  4. Step 4: Simplify right side
    1,557,783.10x = 2,634,824,811,186.02
  5. Step 5: Solve for x
    x = 2,634,824,811,186.02/1,557,783.10
  6. Step 6: Final answer
    x = 1,691,393.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.