Home / 1,091,538.54-1,637,482.77-460,545.30

Finding the Fourth Proportional to 1,091,538.54, 1,637,482.77 and 460,545.30

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Solution

The fourth proportional to 1,091,538.54, 1,637,482.77 and 460,545.30 is: 690,891.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,538.54 : 1,637,482.77 = 460,545.30 : x
  2. Step 2: Convert to fraction form
    1,091,538.54/1,637,482.77 = 460,545.30/x
  3. Step 3: Cross multiply
    1,091,538.54x = 1,637,482.77 × 460,545.30
  4. Step 4: Simplify right side
    1,091,538.54x = 754,134,993,554.48
  5. Step 5: Solve for x
    x = 754,134,993,554.48/1,091,538.54
  6. Step 6: Final answer
    x = 690,891.77

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Double scale
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1.5x scale

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.