Home / 1,359,442.04-1,875,499.02-778,354.60

Finding the Fourth Proportional to 1,359,442.04, 1,875,499.02 and 778,354.60

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Solution

The fourth proportional to 1,359,442.04, 1,875,499.02 and 778,354.60 is: 1,073,825.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,442.04 : 1,875,499.02 = 778,354.60 : x
  2. Step 2: Convert to fraction form
    1,359,442.04/1,875,499.02 = 778,354.60/x
  3. Step 3: Cross multiply
    1,359,442.04x = 1,875,499.02 × 778,354.60
  4. Step 4: Simplify right side
    1,359,442.04x = 1,459,803,289,512.49
  5. Step 5: Solve for x
    x = 1,459,803,289,512.49/1,359,442.04
  6. Step 6: Final answer
    x = 1,073,825.32

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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.