Home / 1,055,805.93-1,457,019.63-572,378.67

Finding the Fourth Proportional to 1,055,805.93, 1,457,019.63 and 572,378.67

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Solution

The fourth proportional to 1,055,805.93, 1,457,019.63 and 572,378.67 is: 789,886.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,805.93 : 1,457,019.63 = 572,378.67 : x
  2. Step 2: Convert to fraction form
    1,055,805.93/1,457,019.63 = 572,378.67/x
  3. Step 3: Cross multiply
    1,055,805.93x = 1,457,019.63 × 572,378.67
  4. Step 4: Simplify right side
    1,055,805.93x = 833,966,957,983.29
  5. Step 5: Solve for x
    x = 833,966,957,983.29/1,055,805.93
  6. Step 6: Final answer
    x = 789,886.60

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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.