Home / 1,038,430.80-1,557,856.80-589,366.80

Finding the Fourth Proportional to 1,038,430.80, 1,557,856.80 and 589,366.80

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Solution

The fourth proportional to 1,038,430.80, 1,557,856.80 and 589,366.80 is: 884,169.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,430.80 : 1,557,856.80 = 589,366.80 : x
  2. Step 2: Convert to fraction form
    1,038,430.80/1,557,856.80 = 589,366.80/x
  3. Step 3: Cross multiply
    1,038,430.80x = 1,557,856.80 × 589,366.80
  4. Step 4: Simplify right side
    1,038,430.80x = 918,149,077,074.24
  5. Step 5: Solve for x
    x = 918,149,077,074.24/1,038,430.80
  6. Step 6: Final answer
    x = 884,169.73

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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.