Home / 1,036,779.04-1,431,022.08-675,105.76

Finding the Fourth Proportional to 1,036,779.04, 1,431,022.08 and 675,105.76

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Solution

The fourth proportional to 1,036,779.04, 1,431,022.08 and 675,105.76 is: 931,819.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,779.04 : 1,431,022.08 = 675,105.76 : x
  2. Step 2: Convert to fraction form
    1,036,779.04/1,431,022.08 = 675,105.76/x
  3. Step 3: Cross multiply
    1,036,779.04x = 1,431,022.08 × 675,105.76
  4. Step 4: Simplify right side
    1,036,779.04x = 966,091,248,895.18
  5. Step 5: Solve for x
    x = 966,091,248,895.18/1,036,779.04
  6. Step 6: Final answer
    x = 931,819.81

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1.5x scale

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.