Home / 2,121,808.64-3,182,681.73-524,371.64

Finding the Fourth Proportional to 2,121,808.64, 3,182,681.73 and 524,371.64

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Solution

The fourth proportional to 2,121,808.64, 3,182,681.73 and 524,371.64 is: 786,549.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,808.64 : 3,182,681.73 = 524,371.64 : x
  2. Step 2: Convert to fraction form
    2,121,808.64/3,182,681.73 = 524,371.64/x
  3. Step 3: Cross multiply
    2,121,808.64x = 3,182,681.73 × 524,371.64
  4. Step 4: Simplify right side
    2,121,808.64x = 1,668,908,038,358.14
  5. Step 5: Solve for x
    x = 1,668,908,038,358.14/2,121,808.64
  6. Step 6: Final answer
    x = 786,549.74

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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.