Home / 1,157,423.80-1,736,409.20-483,130.40

Finding the Fourth Proportional to 1,157,423.80, 1,736,409.20 and 483,130.40

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Solution

The fourth proportional to 1,157,423.80, 1,736,409.20 and 483,130.40 is: 724,809.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,423.80 : 1,736,409.20 = 483,130.40 : x
  2. Step 2: Convert to fraction form
    1,157,423.80/1,736,409.20 = 483,130.40/x
  3. Step 3: Cross multiply
    1,157,423.80x = 1,736,409.20 × 483,130.40
  4. Step 4: Simplify right side
    1,157,423.80x = 838,912,071,359.68
  5. Step 5: Solve for x
    x = 838,912,071,359.68/1,157,423.80
  6. Step 6: Final answer
    x = 724,809.76

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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.