Home / 1,557,383.40-2,336,075.10-492,751.80

Finding the Fourth Proportional to 1,557,383.40, 2,336,075.10 and 492,751.80

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Solution

The fourth proportional to 1,557,383.40, 2,336,075.10 and 492,751.80 is: 739,127.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,383.40 : 2,336,075.10 = 492,751.80 : x
  2. Step 2: Convert to fraction form
    1,557,383.40/2,336,075.10 = 492,751.80/x
  3. Step 3: Cross multiply
    1,557,383.40x = 2,336,075.10 × 492,751.80
  4. Step 4: Simplify right side
    1,557,383.40x = 1,151,105,210,460.18
  5. Step 5: Solve for x
    x = 1,151,105,210,460.18/1,557,383.40
  6. Step 6: Final answer
    x = 739,127.70

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Double scale
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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.