Home / 1,185,908.95-1,779,195.98-476,435.21

Finding the Fourth Proportional to 1,185,908.95, 1,779,195.98 and 476,435.21

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Solution

The fourth proportional to 1,185,908.95, 1,779,195.98 and 476,435.21 is: 714,786.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,908.95 : 1,779,195.98 = 476,435.21 : x
  2. Step 2: Convert to fraction form
    1,185,908.95/1,779,195.98 = 476,435.21/x
  3. Step 3: Cross multiply
    1,185,908.95x = 1,779,195.98 × 476,435.21
  4. Step 4: Simplify right side
    1,185,908.95x = 847,671,607,980.28
  5. Step 5: Solve for x
    x = 847,671,607,980.28/1,185,908.95
  6. Step 6: Final answer
    x = 714,786.42

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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.