Home / 1,018,001.55-1,527,002.33-386,881.95

Finding the Fourth Proportional to 1,018,001.55, 1,527,002.33 and 386,881.95

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Solution

The fourth proportional to 1,018,001.55, 1,527,002.33 and 386,881.95 is: 580,322.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,001.55 : 1,527,002.33 = 386,881.95 : x
  2. Step 2: Convert to fraction form
    1,018,001.55/1,527,002.33 = 386,881.95/x
  3. Step 3: Cross multiply
    1,018,001.55x = 1,527,002.33 × 386,881.95
  4. Step 4: Simplify right side
    1,018,001.55x = 590,769,637,150.53
  5. Step 5: Solve for x
    x = 590,769,637,150.53/1,018,001.55
  6. Step 6: Final answer
    x = 580,322.93

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Double scale
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1.5x scale

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.