Home / 1,140,685.95-1,574,319.51-650,653.06

Finding the Fourth Proportional to 1,140,685.95, 1,574,319.51 and 650,653.06

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Solution

The fourth proportional to 1,140,685.95, 1,574,319.51 and 650,653.06 is: 897,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,685.95 : 1,574,319.51 = 650,653.06 : x
  2. Step 2: Convert to fraction form
    1,140,685.95/1,574,319.51 = 650,653.06/x
  3. Step 3: Cross multiply
    1,140,685.95x = 1,574,319.51 × 650,653.06
  4. Step 4: Simplify right side
    1,140,685.95x = 1,024,335,808,225.83
  5. Step 5: Solve for x
    x = 1,024,335,808,225.83/1,140,685.95
  6. Step 6: Final answer
    x = 897,999.85

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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.