Home / 1,506,366.36-2,078,777.54-818,032.20

Finding the Fourth Proportional to 1,506,366.36, 2,078,777.54 and 818,032.20

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Solution

The fourth proportional to 1,506,366.36, 2,078,777.54 and 818,032.20 is: 1,128,880.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,366.36 : 2,078,777.54 = 818,032.20 : x
  2. Step 2: Convert to fraction form
    1,506,366.36/2,078,777.54 = 818,032.20/x
  3. Step 3: Cross multiply
    1,506,366.36x = 2,078,777.54 × 818,032.20
  4. Step 4: Simplify right side
    1,506,366.36x = 1,700,506,964,356.79
  5. Step 5: Solve for x
    x = 1,700,506,964,356.79/1,506,366.36
  6. Step 6: Final answer
    x = 1,128,880.07

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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.