Home / 1,107,029.40-1,657,044.90-792,101.40

Finding the Fourth Proportional to 1,107,029.40, 1,657,044.90 and 792,101.40

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Solution

The fourth proportional to 1,107,029.40, 1,657,044.90 and 792,101.40 is: 1,185,648.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,029.40 : 1,657,044.90 = 792,101.40 : x
  2. Step 2: Convert to fraction form
    1,107,029.40/1,657,044.90 = 792,101.40/x
  3. Step 3: Cross multiply
    1,107,029.40x = 1,657,044.90 × 792,101.40
  4. Step 4: Simplify right side
    1,107,029.40x = 1,312,547,585,152.86
  5. Step 5: Solve for x
    x = 1,312,547,585,152.86/1,107,029.40
  6. Step 6: Final answer
    x = 1,185,648.35

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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.