Home / 1,246,230.95-1,869,681.15-393,335.57

Finding the Fourth Proportional to 1,246,230.95, 1,869,681.15 and 393,335.57

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Solution

The fourth proportional to 1,246,230.95, 1,869,681.15 and 393,335.57 is: 590,109.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,230.95 : 1,869,681.15 = 393,335.57 : x
  2. Step 2: Convert to fraction form
    1,246,230.95/1,869,681.15 = 393,335.57/x
  3. Step 3: Cross multiply
    1,246,230.95x = 1,869,681.15 × 393,335.57
  4. Step 4: Simplify right side
    1,246,230.95x = 735,412,105,527.71
  5. Step 5: Solve for x
    x = 735,412,105,527.71/1,246,230.95
  6. Step 6: Final answer
    x = 590,109.01

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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.