Home / 1,047,101.57-1,570,656.43-692,036.65

Finding the Fourth Proportional to 1,047,101.57, 1,570,656.43 and 692,036.65

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Solution

The fourth proportional to 1,047,101.57, 1,570,656.43 and 692,036.65 is: 1,038,057.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,101.57 : 1,570,656.43 = 692,036.65 : x
  2. Step 2: Convert to fraction form
    1,047,101.57/1,570,656.43 = 692,036.65/x
  3. Step 3: Cross multiply
    1,047,101.57x = 1,570,656.43 × 692,036.65
  4. Step 4: Simplify right side
    1,047,101.57x = 1,086,951,806,264.88
  5. Step 5: Solve for x
    x = 1,086,951,806,264.88/1,047,101.57
  6. Step 6: Final answer
    x = 1,038,057.67

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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.