Home / 1,161,036-1,602,223.47-637,756.92

Finding the Fourth Proportional to 1,161,036, 1,602,223.47 and 637,756.92

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Solution

The fourth proportional to 1,161,036, 1,602,223.47 and 637,756.92 is: 880,101.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,036 : 1,602,223.47 = 637,756.92 : x
  2. Step 2: Convert to fraction form
    1,161,036/1,602,223.47 = 637,756.92/x
  3. Step 3: Cross multiply
    1,161,036x = 1,602,223.47 × 637,756.92
  4. Step 4: Simplify right side
    1,161,036x = 1,021,829,105,378.91
  5. Step 5: Solve for x
    x = 1,021,829,105,378.91/1,161,036
  6. Step 6: Final answer
    x = 880,101.14

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Double scale
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Similar ratio
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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.