Home / 1,143,393.60-1,577,980.16-634,260

Finding the Fourth Proportional to 1,143,393.60, 1,577,980.16 and 634,260

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Solution

The fourth proportional to 1,143,393.60, 1,577,980.16 and 634,260 is: 875,332.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,393.60 : 1,577,980.16 = 634,260 : x
  2. Step 2: Convert to fraction form
    1,143,393.60/1,577,980.16 = 634,260/x
  3. Step 3: Cross multiply
    1,143,393.60x = 1,577,980.16 × 634,260
  4. Step 4: Simplify right side
    1,143,393.60x = 1,000,849,696,281.60
  5. Step 5: Solve for x
    x = 1,000,849,696,281.60/1,143,393.60
  6. Step 6: Final answer
    x = 875,332.60

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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.