Home / 1,009,206.63-1,513,809.95-410,493.51

Finding the Fourth Proportional to 1,009,206.63, 1,513,809.95 and 410,493.51

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Solution

The fourth proportional to 1,009,206.63, 1,513,809.95 and 410,493.51 is: 615,740.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,206.63 : 1,513,809.95 = 410,493.51 : x
  2. Step 2: Convert to fraction form
    1,009,206.63/1,513,809.95 = 410,493.51/x
  3. Step 3: Cross multiply
    1,009,206.63x = 1,513,809.95 × 410,493.51
  4. Step 4: Simplify right side
    1,009,206.63x = 621,409,159,848.43
  5. Step 5: Solve for x
    x = 621,409,159,848.43/1,009,206.63
  6. Step 6: Final answer
    x = 615,740.27

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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.