Home / 2,013,566.85-2,779,307.79-1,315,952.61

Finding the Fourth Proportional to 2,013,566.85, 2,779,307.79 and 1,315,952.61

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Solution

The fourth proportional to 2,013,566.85, 2,779,307.79 and 1,315,952.61 is: 1,816,397.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,566.85 : 2,779,307.79 = 1,315,952.61 : x
  2. Step 2: Convert to fraction form
    2,013,566.85/2,779,307.79 = 1,315,952.61/x
  3. Step 3: Cross multiply
    2,013,566.85x = 2,779,307.79 × 1,315,952.61
  4. Step 4: Simplify right side
    2,013,566.85x = 3,657,437,331,466.37
  5. Step 5: Solve for x
    x = 3,657,437,331,466.37/2,013,566.85
  6. Step 6: Final answer
    x = 1,816,397.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.