Home / 1,047,684.72-1,572,309.36-709,924.32

Finding the Fourth Proportional to 1,047,684.72, 1,572,309.36 and 709,924.32

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Solution

The fourth proportional to 1,047,684.72, 1,572,309.36 and 709,924.32 is: 1,065,416.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,684.72 : 1,572,309.36 = 709,924.32 : x
  2. Step 2: Convert to fraction form
    1,047,684.72/1,572,309.36 = 709,924.32/x
  3. Step 3: Cross multiply
    1,047,684.72x = 1,572,309.36 × 709,924.32
  4. Step 4: Simplify right side
    1,047,684.72x = 1,116,220,653,227.64
  5. Step 5: Solve for x
    x = 1,116,220,653,227.64/1,047,684.72
  6. Step 6: Final answer
    x = 1,065,416.56

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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.