Home / 1,125,657.99-1,688,661.95-377,878.95

Finding the Fourth Proportional to 1,125,657.99, 1,688,661.95 and 377,878.95

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Solution

The fourth proportional to 1,125,657.99, 1,688,661.95 and 377,878.95 is: 566,877.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,657.99 : 1,688,661.95 = 377,878.95 : x
  2. Step 2: Convert to fraction form
    1,125,657.99/1,688,661.95 = 377,878.95/x
  3. Step 3: Cross multiply
    1,125,657.99x = 1,688,661.95 × 377,878.95
  4. Step 4: Simplify right side
    1,125,657.99x = 638,109,802,681.56
  5. Step 5: Solve for x
    x = 638,109,802,681.56/1,125,657.99
  6. Step 6: Final answer
    x = 566,877.16

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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.