Home / 1,531,507.60-2,297,261.52-409,547.44

Finding the Fourth Proportional to 1,531,507.60, 2,297,261.52 and 409,547.44

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Solution

The fourth proportional to 1,531,507.60, 2,297,261.52 and 409,547.44 is: 614,321.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,507.60 : 2,297,261.52 = 409,547.44 : x
  2. Step 2: Convert to fraction form
    1,531,507.60/2,297,261.52 = 409,547.44/x
  3. Step 3: Cross multiply
    1,531,507.60x = 2,297,261.52 × 409,547.44
  4. Step 4: Simplify right side
    1,531,507.60x = 940,837,574,526.51
  5. Step 5: Solve for x
    x = 940,837,574,526.51/1,531,507.60
  6. Step 6: Final answer
    x = 614,321.19

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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.