Home / 1,053,681.55-1,580,345.54-379,637.21

Finding the Fourth Proportional to 1,053,681.55, 1,580,345.54 and 379,637.21

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Solution

The fourth proportional to 1,053,681.55, 1,580,345.54 and 379,637.21 is: 569,392.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,681.55 : 1,580,345.54 = 379,637.21 : x
  2. Step 2: Convert to fraction form
    1,053,681.55/1,580,345.54 = 379,637.21/x
  3. Step 3: Cross multiply
    1,053,681.55x = 1,580,345.54 × 379,637.21
  4. Step 4: Simplify right side
    1,053,681.55x = 599,957,971,641.54
  5. Step 5: Solve for x
    x = 599,957,971,641.54/1,053,681.55
  6. Step 6: Final answer
    x = 569,392.12

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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.