Home / 1,325,567.84-1,829,521.76-781,671.04

Finding the Fourth Proportional to 1,325,567.84, 1,829,521.76 and 781,671.04

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Solution

The fourth proportional to 1,325,567.84, 1,829,521.76 and 781,671.04 is: 1,078,846.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,567.84 : 1,829,521.76 = 781,671.04 : x
  2. Step 2: Convert to fraction form
    1,325,567.84/1,829,521.76 = 781,671.04/x
  3. Step 3: Cross multiply
    1,325,567.84x = 1,829,521.76 × 781,671.04
  4. Step 4: Simplify right side
    1,325,567.84x = 1,430,084,176,841.83
  5. Step 5: Solve for x
    x = 1,430,084,176,841.83/1,325,567.84
  6. Step 6: Final answer
    x = 1,078,846.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.