Home / 1,178,045.96-1,625,526.29-661,700.95

Finding the Fourth Proportional to 1,178,045.96, 1,625,526.29 and 661,700.95

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Solution

The fourth proportional to 1,178,045.96, 1,625,526.29 and 661,700.95 is: 913,047.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,045.96 : 1,625,526.29 = 661,700.95 : x
  2. Step 2: Convert to fraction form
    1,178,045.96/1,625,526.29 = 661,700.95/x
  3. Step 3: Cross multiply
    1,178,045.96x = 1,625,526.29 × 661,700.95
  4. Step 4: Simplify right side
    1,178,045.96x = 1,075,612,287,933.41
  5. Step 5: Solve for x
    x = 1,075,612,287,933.41/1,178,045.96
  6. Step 6: Final answer
    x = 913,047.82

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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.