Home / 1,913,520.35-2,870,208.63-474,207.92

Finding the Fourth Proportional to 1,913,520.35, 2,870,208.63 and 474,207.92

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Solution

The fourth proportional to 1,913,520.35, 2,870,208.63 and 474,207.92 is: 711,294.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,520.35 : 2,870,208.63 = 474,207.92 : x
  2. Step 2: Convert to fraction form
    1,913,520.35/2,870,208.63 = 474,207.92/x
  3. Step 3: Cross multiply
    1,913,520.35x = 2,870,208.63 × 474,207.92
  4. Step 4: Simplify right side
    1,913,520.35x = 1,361,075,650,047.31
  5. Step 5: Solve for x
    x = 1,361,075,650,047.31/1,913,520.35
  6. Step 6: Final answer
    x = 711,294.06

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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.