Home / 1,141,240.16-1,574,892.18-631,931.60

Finding the Fourth Proportional to 1,141,240.16, 1,574,892.18 and 631,931.60

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Solution

The fourth proportional to 1,141,240.16, 1,574,892.18 and 631,931.60 is: 872,054.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,240.16 : 1,574,892.18 = 631,931.60 : x
  2. Step 2: Convert to fraction form
    1,141,240.16/1,574,892.18 = 631,931.60/x
  3. Step 3: Cross multiply
    1,141,240.16x = 1,574,892.18 × 631,931.60
  4. Step 4: Simplify right side
    1,141,240.16x = 995,224,135,134.89
  5. Step 5: Solve for x
    x = 995,224,135,134.89/1,141,240.16
  6. Step 6: Final answer
    x = 872,054.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.