Home / 2,779,809.71-4,172,411.03-1,341,505.35

Finding the Fourth Proportional to 2,779,809.71, 4,172,411.03 and 1,341,505.35

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Solution

The fourth proportional to 2,779,809.71, 4,172,411.03 and 1,341,505.35 is: 2,013,559.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,809.71 : 4,172,411.03 = 1,341,505.35 : x
  2. Step 2: Convert to fraction form
    2,779,809.71/4,172,411.03 = 1,341,505.35/x
  3. Step 3: Cross multiply
    2,779,809.71x = 4,172,411.03 × 1,341,505.35
  4. Step 4: Simplify right side
    2,779,809.71x = 5,597,311,712,436.48
  5. Step 5: Solve for x
    x = 5,597,311,712,436.48/2,779,809.71
  6. Step 6: Final answer
    x = 2,013,559.31

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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.