Home / 1,230,566.04-1,698,177.96-686,669.40

Finding the Fourth Proportional to 1,230,566.04, 1,698,177.96 and 686,669.40

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Solution

The fourth proportional to 1,230,566.04, 1,698,177.96 and 686,669.40 is: 947,602.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,566.04 : 1,698,177.96 = 686,669.40 : x
  2. Step 2: Convert to fraction form
    1,230,566.04/1,698,177.96 = 686,669.40/x
  3. Step 3: Cross multiply
    1,230,566.04x = 1,698,177.96 × 686,669.40
  4. Step 4: Simplify right side
    1,230,566.04x = 1,166,086,840,886.42
  5. Step 5: Solve for x
    x = 1,166,086,840,886.42/1,230,566.04
  6. Step 6: Final answer
    x = 947,602.00

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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.