Home / 1,111,421.85-1,533,763.73-602,124.23

Finding the Fourth Proportional to 1,111,421.85, 1,533,763.73 and 602,124.23

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Solution

The fourth proportional to 1,111,421.85, 1,533,763.73 and 602,124.23 is: 830,932.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,421.85 : 1,533,763.73 = 602,124.23 : x
  2. Step 2: Convert to fraction form
    1,111,421.85/1,533,763.73 = 602,124.23/x
  3. Step 3: Cross multiply
    1,111,421.85x = 1,533,763.73 × 602,124.23
  4. Step 4: Simplify right side
    1,111,421.85x = 923,516,304,928.18
  5. Step 5: Solve for x
    x = 923,516,304,928.18/1,111,421.85
  6. Step 6: Final answer
    x = 830,932.29

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Double scale
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1.5x scale

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.