Home / 1,059,541.95-1,590,019.60-385,623.07

Finding the Fourth Proportional to 1,059,541.95, 1,590,019.60 and 385,623.07

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Solution

The fourth proportional to 1,059,541.95, 1,590,019.60 and 385,623.07 is: 578,691.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,541.95 : 1,590,019.60 = 385,623.07 : x
  2. Step 2: Convert to fraction form
    1,059,541.95/1,590,019.60 = 385,623.07/x
  3. Step 3: Cross multiply
    1,059,541.95x = 1,590,019.60 × 385,623.07
  4. Step 4: Simplify right side
    1,059,541.95x = 613,148,236,501.18
  5. Step 5: Solve for x
    x = 613,148,236,501.18/1,059,541.95
  6. Step 6: Final answer
    x = 578,691.80

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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.