Home / 1,732,507.20-2,390,914.80-968,558.40

Finding the Fourth Proportional to 1,732,507.20, 2,390,914.80 and 968,558.40

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Solution

The fourth proportional to 1,732,507.20, 2,390,914.80 and 968,558.40 is: 1,336,641.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732,507.20 : 2,390,914.80 = 968,558.40 : x
  2. Step 2: Convert to fraction form
    1,732,507.20/2,390,914.80 = 968,558.40/x
  3. Step 3: Cross multiply
    1,732,507.20x = 2,390,914.80 × 968,558.40
  4. Step 4: Simplify right side
    1,732,507.20x = 2,315,740,613,224.32
  5. Step 5: Solve for x
    x = 2,315,740,613,224.32/1,732,507.20
  6. Step 6: Final answer
    x = 1,336,641.26

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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.