Home / 1,036,637.30-1,555,647.15-475,382.90

Finding the Fourth Proportional to 1,036,637.30, 1,555,647.15 and 475,382.90

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Solution

The fourth proportional to 1,036,637.30, 1,555,647.15 and 475,382.90 is: 713,391.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,637.30 : 1,555,647.15 = 475,382.90 : x
  2. Step 2: Convert to fraction form
    1,036,637.30/1,555,647.15 = 475,382.90/x
  3. Step 3: Cross multiply
    1,036,637.30x = 1,555,647.15 × 475,382.90
  4. Step 4: Simplify right side
    1,036,637.30x = 739,528,053,543.74
  5. Step 5: Solve for x
    x = 739,528,053,543.74/1,036,637.30
  6. Step 6: Final answer
    x = 713,391.32

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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.