Home / 1,111,430.76-1,533,776.04-602,133.12

Finding the Fourth Proportional to 1,111,430.76, 1,533,776.04 and 602,133.12

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Solution

The fourth proportional to 1,111,430.76, 1,533,776.04 and 602,133.12 is: 830,944.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,430.76 : 1,533,776.04 = 602,133.12 : x
  2. Step 2: Convert to fraction form
    1,111,430.76/1,533,776.04 = 602,133.12/x
  3. Step 3: Cross multiply
    1,111,430.76x = 1,533,776.04 × 602,133.12
  4. Step 4: Simplify right side
    1,111,430.76x = 923,537,352,346.45
  5. Step 5: Solve for x
    x = 923,537,352,346.45/1,111,430.76
  6. Step 6: Final answer
    x = 830,944.57

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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.