Home / 1,017,011.36-1,525,301.04-385,703.84

Finding the Fourth Proportional to 1,017,011.36, 1,525,301.04 and 385,703.84

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Solution

The fourth proportional to 1,017,011.36, 1,525,301.04 and 385,703.84 is: 578,473.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,011.36 : 1,525,301.04 = 385,703.84 : x
  2. Step 2: Convert to fraction form
    1,017,011.36/1,525,301.04 = 385,703.84/x
  3. Step 3: Cross multiply
    1,017,011.36x = 1,525,301.04 × 385,703.84
  4. Step 4: Simplify right side
    1,017,011.36x = 588,314,468,283.99
  5. Step 5: Solve for x
    x = 588,314,468,283.99/1,017,011.36
  6. Step 6: Final answer
    x = 578,473.84

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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.