Home / 1,057,715.61-1,460,849.34-712,956.93

Finding the Fourth Proportional to 1,057,715.61, 1,460,849.34 and 712,956.93

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Solution

The fourth proportional to 1,057,715.61, 1,460,849.34 and 712,956.93 is: 984,690.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,715.61 : 1,460,849.34 = 712,956.93 : x
  2. Step 2: Convert to fraction form
    1,057,715.61/1,460,849.34 = 712,956.93/x
  3. Step 3: Cross multiply
    1,057,715.61x = 1,460,849.34 × 712,956.93
  4. Step 4: Simplify right side
    1,057,715.61x = 1,041,522,660,638.93
  5. Step 5: Solve for x
    x = 1,041,522,660,638.93/1,057,715.61
  6. Step 6: Final answer
    x = 984,690.64

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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.