Home / 1,107,347.47-1,661,159.77-433,341.75

Finding the Fourth Proportional to 1,107,347.47, 1,661,159.77 and 433,341.75

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Solution

The fourth proportional to 1,107,347.47, 1,661,159.77 and 433,341.75 is: 650,066.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,347.47 : 1,661,159.77 = 433,341.75 : x
  2. Step 2: Convert to fraction form
    1,107,347.47/1,661,159.77 = 433,341.75/x
  3. Step 3: Cross multiply
    1,107,347.47x = 1,661,159.77 × 433,341.75
  4. Step 4: Simplify right side
    1,107,347.47x = 719,849,878,782.14
  5. Step 5: Solve for x
    x = 719,849,878,782.14/1,107,347.47
  6. Step 6: Final answer
    x = 650,066.85

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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.