Home / 1,623,389.15-2,435,013.84-425,284.94

Finding the Fourth Proportional to 1,623,389.15, 2,435,013.84 and 425,284.94

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Solution

The fourth proportional to 1,623,389.15, 2,435,013.84 and 425,284.94 is: 637,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,389.15 : 2,435,013.84 = 425,284.94 : x
  2. Step 2: Convert to fraction form
    1,623,389.15/2,435,013.84 = 425,284.94/x
  3. Step 3: Cross multiply
    1,623,389.15x = 2,435,013.84 × 425,284.94
  4. Step 4: Simplify right side
    1,623,389.15x = 1,035,574,714,843.57
  5. Step 5: Solve for x
    x = 1,035,574,714,843.57/1,623,389.15
  6. Step 6: Final answer
    x = 637,909.10

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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.