Home / 1,139,575.36-1,572,439.44-656,047.08

Finding the Fourth Proportional to 1,139,575.36, 1,572,439.44 and 656,047.08

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Solution

The fourth proportional to 1,139,575.36, 1,572,439.44 and 656,047.08 is: 905,244.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,575.36 : 1,572,439.44 = 656,047.08 : x
  2. Step 2: Convert to fraction form
    1,139,575.36/1,572,439.44 = 656,047.08/x
  3. Step 3: Cross multiply
    1,139,575.36x = 1,572,439.44 × 656,047.08
  4. Step 4: Simplify right side
    1,139,575.36x = 1,031,594,303,088.84
  5. Step 5: Solve for x
    x = 1,031,594,303,088.84/1,139,575.36
  6. Step 6: Final answer
    x = 905,244.48

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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.