Home / 1,116,038.25-1,671,217.65-735,805.40

Finding the Fourth Proportional to 1,116,038.25, 1,671,217.65 and 735,805.40

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Solution

The fourth proportional to 1,116,038.25, 1,671,217.65 and 735,805.40 is: 1,101,835.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,038.25 : 1,671,217.65 = 735,805.40 : x
  2. Step 2: Convert to fraction form
    1,116,038.25/1,671,217.65 = 735,805.40/x
  3. Step 3: Cross multiply
    1,116,038.25x = 1,671,217.65 × 735,805.40
  4. Step 4: Simplify right side
    1,116,038.25x = 1,229,690,963,089.22
  5. Step 5: Solve for x
    x = 1,229,690,963,089.22/1,116,038.25
  6. Step 6: Final answer
    x = 1,101,835.86

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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.