Home / 1,648,254.78-2,473,225.92-784,666.98

Finding the Fourth Proportional to 1,648,254.78, 2,473,225.92 and 784,666.98

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Solution

The fourth proportional to 1,648,254.78, 2,473,225.92 and 784,666.98 is: 1,177,402.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,254.78 : 2,473,225.92 = 784,666.98 : x
  2. Step 2: Convert to fraction form
    1,648,254.78/2,473,225.92 = 784,666.98/x
  3. Step 3: Cross multiply
    1,648,254.78x = 2,473,225.92 × 784,666.98
  4. Step 4: Simplify right side
    1,648,254.78x = 1,940,658,713,504.12
  5. Step 5: Solve for x
    x = 1,940,658,713,504.12/1,648,254.78
  6. Step 6: Final answer
    x = 1,177,402.15

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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.