Home / 1,186,409.48-1,779,787.74-344,851.88

Finding the Fourth Proportional to 1,186,409.48, 1,779,787.74 and 344,851.88

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Solution

The fourth proportional to 1,186,409.48, 1,779,787.74 and 344,851.88 is: 517,328.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,409.48 : 1,779,787.74 = 344,851.88 : x
  2. Step 2: Convert to fraction form
    1,186,409.48/1,779,787.74 = 344,851.88/x
  3. Step 3: Cross multiply
    1,186,409.48x = 1,779,787.74 × 344,851.88
  4. Step 4: Simplify right side
    1,186,409.48x = 613,763,148,139.95
  5. Step 5: Solve for x
    x = 613,763,148,139.95/1,186,409.48
  6. Step 6: Final answer
    x = 517,328.26

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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.