Home / 1,506,453.81-2,078,400.54-852,990.49

Finding the Fourth Proportional to 1,506,453.81, 2,078,400.54 and 852,990.49

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Solution

The fourth proportional to 1,506,453.81, 2,078,400.54 and 852,990.49 is: 1,176,840.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,453.81 : 2,078,400.54 = 852,990.49 : x
  2. Step 2: Convert to fraction form
    1,506,453.81/2,078,400.54 = 852,990.49/x
  3. Step 3: Cross multiply
    1,506,453.81x = 2,078,400.54 × 852,990.49
  4. Step 4: Simplify right side
    1,506,453.81x = 1,772,855,895,030.86
  5. Step 5: Solve for x
    x = 1,772,855,895,030.86/1,506,453.81
  6. Step 6: Final answer
    x = 1,176,840.53

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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.