Home / 1,051,569.40-1,577,354.10-874,276.60

Finding the Fourth Proportional to 1,051,569.40, 1,577,354.10 and 874,276.60

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Solution

The fourth proportional to 1,051,569.40, 1,577,354.10 and 874,276.60 is: 1,311,414.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,569.40 : 1,577,354.10 = 874,276.60 : x
  2. Step 2: Convert to fraction form
    1,051,569.40/1,577,354.10 = 874,276.60/x
  3. Step 3: Cross multiply
    1,051,569.40x = 1,577,354.10 × 874,276.60
  4. Step 4: Simplify right side
    1,051,569.40x = 1,379,043,779,544.06
  5. Step 5: Solve for x
    x = 1,379,043,779,544.06/1,051,569.40
  6. Step 6: Final answer
    x = 1,311,414.90

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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.