Home / 1,111,678.62-1,534,118.85-602,381.13

Finding the Fourth Proportional to 1,111,678.62, 1,534,118.85 and 602,381.13

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Solution

The fourth proportional to 1,111,678.62, 1,534,118.85 and 602,381.13 is: 831,287.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,678.62 : 1,534,118.85 = 602,381.13 : x
  2. Step 2: Convert to fraction form
    1,111,678.62/1,534,118.85 = 602,381.13/x
  3. Step 3: Cross multiply
    1,111,678.62x = 1,534,118.85 × 602,381.13
  4. Step 4: Simplify right side
    1,111,678.62x = 924,124,246,417.30
  5. Step 5: Solve for x
    x = 924,124,246,417.30/1,111,678.62
  6. Step 6: Final answer
    x = 831,287.24

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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.