Home / 1,249,854.12-1,724,904.89-706,089.74

Finding the Fourth Proportional to 1,249,854.12, 1,724,904.89 and 706,089.74

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Solution

The fourth proportional to 1,249,854.12, 1,724,904.89 and 706,089.74 is: 974,463.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,854.12 : 1,724,904.89 = 706,089.74 : x
  2. Step 2: Convert to fraction form
    1,249,854.12/1,724,904.89 = 706,089.74/x
  3. Step 3: Cross multiply
    1,249,854.12x = 1,724,904.89 × 706,089.74
  4. Step 4: Simplify right side
    1,249,854.12x = 1,217,937,638,445.53
  5. Step 5: Solve for x
    x = 1,217,937,638,445.53/1,249,854.12
  6. Step 6: Final answer
    x = 974,463.83

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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.