Home / 2,389,598.70-3,584,398.05-1,917,206.70

Finding the Fourth Proportional to 2,389,598.70, 3,584,398.05 and 1,917,206.70

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Solution

The fourth proportional to 2,389,598.70, 3,584,398.05 and 1,917,206.70 is: 2,875,810.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,598.70 : 3,584,398.05 = 1,917,206.70 : x
  2. Step 2: Convert to fraction form
    2,389,598.70/3,584,398.05 = 1,917,206.70/x
  3. Step 3: Cross multiply
    2,389,598.70x = 3,584,398.05 × 1,917,206.70
  4. Step 4: Simplify right side
    2,389,598.70x = 6,872,031,956,926.94
  5. Step 5: Solve for x
    x = 6,872,031,956,926.94/2,389,598.70
  6. Step 6: Final answer
    x = 2,875,810.05

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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.