Home / 1,210,365.41-1,815,679.53-452,569.91

Finding the Fourth Proportional to 1,210,365.41, 1,815,679.53 and 452,569.91

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Solution

The fourth proportional to 1,210,365.41, 1,815,679.53 and 452,569.91 is: 678,904.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,365.41 : 1,815,679.53 = 452,569.91 : x
  2. Step 2: Convert to fraction form
    1,210,365.41/1,815,679.53 = 452,569.91/x
  3. Step 3: Cross multiply
    1,210,365.41x = 1,815,679.53 × 452,569.91
  4. Step 4: Simplify right side
    1,210,365.41x = 821,721,912,402.55
  5. Step 5: Solve for x
    x = 821,721,912,402.55/1,210,365.41
  6. Step 6: Final answer
    x = 678,904.00

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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.